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Woody Perennials
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Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Penn State - Azalea and Rhododendron Diseases
University of Kentucky - Common Insect Pests of Azalea
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Azalea
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Hibiscus
University of Minnesota - Hibiscus | UMN Extension
Penn State - Azalea and Rhododendron Diseases
University of Kentucky - Common Insect Pests of Azalea
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Penn State - Holly Diseases
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Hibiscus
University of Minnesota - Hibiscus | UMN Extension
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
North Carollina State - Pests of Holly | NC State Extension Publications
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Penn State - Azalea and Rhododendron Diseases
University of Kentucky - Common Insect Pests of Holly
University of Kentucky - Common Insect Pests of Azalea
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
North Carollina State - Pests of Holly | NC State Extension Publications
University of Minnesota - Hibiscus | UMN Extension
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Azalea
Penn State - Hydrangea Diseases
Penn State - Azalea and Rhododendron Diseases
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of Connecticut - Hydrangea: Diseases and Pests
Washington State University - WSU CAHNRS & WSU Extension Hortsense
Penn State - Holly Diseases
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Hydrangea
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
Clemson University - Hydrangea | Home & Garden Information Center
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
University of Kentucky - Common Insect Pests of Hibiscus
University of Kentucky - Common Insect Pests of Holly
Penn State - Azalea and Rhododendron Diseases
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
North Carollina State - Pests of Holly | NC State Extension Publications
University of Minnesota - Hibiscus | UMN Extension
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Hydrangea
University of Connecticut - Hydrangea: Diseases and Pests
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Holly
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Washington State University - WSU CAHNRS & WSU Extension Hortsense
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
Clemson University - Oleander | Home & Garden Information Center
Clemson University - Hydrangea | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
Penn State - Holly Diseases
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
University of Kentucky - Common Insect Pests of Azalea
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Hibiscus
Penn State - Hydrangea Diseases
Penn State - Peony Diseases
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Azalea
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Penn State - Holly Diseases
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
University of Connecticut - Peonies
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
University of Kentucky - Common Insect Pests of Holly
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
Clemson University - Hydrangea | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Hibiscus
Clemson University - Peonies | Home & Garden Information Center
Penn State - Hydrangea Diseases
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
North Carollina State - Pests of Holly | NC State Extension Publications
Washington State University - WSU CAHNRS & WSU Extension Hortsense
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
University of Kentucky - Common Insect Pests of Hydrangea
Clemson University - Oleander | Home & Garden Information Center
University of Connecticut - Hydrangea: Diseases and Pests
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Penn State - Azalea and Rhododendron Diseases
University of Minnesota - Hibiscus | UMN Extension
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
University of Minnesota - Hibiscus | UMN Extension
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Hydrangea
Penn State - Hydrangea Diseases
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
University of Kentucky - Common Insect Pests of Holly
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
North Carollina State - Pests of Holly | NC State Extension Publications
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of Connecticut - Peonies
Clemson University - Peonies | Home & Garden Information Center
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
University of Connecticut - Hydrangea: Diseases and Pests
Clemson University - Oleander | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
Penn State - Peony Diseases
University of Kentucky - Common Insect Pests of Hibiscus
Clemson University - Hydrangea | Home & Garden Information Center
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
Penn State - Azalea and Rhododendron Diseases
University of Kentucky - Common Insect Pests of Azalea
Penn State - Holly Diseases
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
Washington State University - WSU CAHNRS & WSU Extension Hortsense
Penn State - Azalea and Rhododendron Diseases
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
Washington State University - WSU CAHNRS & WSU Extension Hortsense
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
North Carollina State - Pests of Holly | NC State Extension Publications
University of Connecticut - Peonies
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
University of Kentucky - Common Insect Pests of Azalea
Penn State - Holly Diseases
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Clemson University - Peonies | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Hibiscus
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
University of Kentucky - Common Insect Pests of Holly
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
Penn State - Azalea and Rhododendron Diseases
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
Penn State - Azalea and Rhododendron Diseases
University of Connecticut - Hydrangea: Diseases and Pests
University of Kentucky - Common Insect Pests of Hydrangea
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
Penn State - Hydrangea Diseases
University of Georgia - Growing Bamboo in Georgia | UGA Cooperative Extension
Clemson University - Hydrangea | Home & Garden Information Center
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
Clemson University - Oleander | Home & Garden Information Center
University of Minnesota - Hibiscus | UMN Extension
University of California - Managing Pests in Gardens: Trees and Shrubs: Bamboo—UC IPM
University of Kentucky - Common Insect Pests of Azalea
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
Penn State - Peony Diseases
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of Minnesota - Hibiscus | UMN Extension
Penn State - Holly Diseases
Penn State - Hydrangea Diseases
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
Clemson University - Hardy Ferns | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Penn State - Azalea and Rhododendron Diseases
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
Clemson University - Peonies | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
University of Kentucky - Common Insect Pests of Azalea
University of Georgia - Growing Ferns | UGA Cooperative Extension
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
University of Connecticut - Hydrangea: Diseases and Pests
Clemson University - Oleander | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Holly
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
Penn State University - Fern Diseases
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
University of Connecticut - Peonies
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
Clemson University - Hydrangea | Home & Garden Information Center
University of Georgia - Growing Bamboo in Georgia | UGA Cooperative Extension
University of Kentucky - Common Insect Pests of Hibiscus
Penn State - Peony Diseases
University of Florida - Diseases of Leatherleaf Fern and Their Control
University of Kentucky - Common Insect Pests of Hydrangea
University of California - Managing Pests in Gardens: Trees and Shrubs: Bamboo—UC IPM
Mississippi State University - Florida Fern Caterpillar | Vol. 3, No. 24 | Mississippi State University Extension Service
Penn State - Azalea and Rhododendron Diseases
University of Kentucky - Common Insect Pests of Azalea
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Washington State University - WSU CAHNRS & WSU Extension Hortsense
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
North Carollina State - Pests of Holly | NC State Extension Publications
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
University of Connecticut - Peonies
Mississippi State University - Florida Fern Caterpillar | Vol. 3, No. 24 | Mississippi State University Extension Service
University of Florida - Diseases of Leatherleaf Fern and Their Control
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of Georgia - Turfgrass Diseases: Quick Reference Guide | UGA Cooperative Extension
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
Texas A&M University - Pests of Turfgrass « Landscape IPM
Penn State - Holly Diseases
University of Connecticut - Hydrangea: Diseases and Pests
University of California - Managing Pests in Gardens: Trees and Shrubs: Bamboo—UC IPM
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
Washington State University - WSU CAHNRS & WSU Extension Hortsense
North Carollina State - Pests of Holly | NC State Extension Publications
University of Kentucky - Common Insect Pests of Azalea
Clemson University - Hydrangea | Home & Garden Information Center
University of California - Lawn Insect Management Guidelines--UC IPM
University of Georgia - Growing Bamboo in Georgia | UGA Cooperative Extension
University of Kentucky - Common Insect Pests of Azalea
North Carolina State University - Diseases of Cool-Season Grasses | NC State Extension Publications
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
University of Minnesota - Hibiscus | UMN Extension
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
University of Kentucky - Ornamental and Turfgrass Insect Pests - Kentucky Pesticide Safety Education
Clemson University - Ornamental Grasses and Grass-like Plants | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Hydrangea
University of Kentucky - Common Insect Pests of Hibiscus
Clemson University - Hardy Ferns | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Holly
University of California - Lawn Diseases: Prevention and Management Guidelines--UC IPM
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Clemson University - Peonies | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
University of Georgia - Growing Ferns | UGA Cooperative Extension
Penn State - Peony Diseases
Penn State - Azalea and Rhododendron Diseases
Clemson University - Oleander | Home & Garden Information Center
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
Penn State University - Fern Diseases
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Penn State - Azalea and Rhododendron Diseases
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Penn State - Hydrangea Diseases
Penn State University - Diseases of Forage Grasses in Humid Temperate Zones
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
University of California - Lawn Insect Management Guidelines--UC IPM
Penn State - Hydrangea Diseases
University of Connecticut - Hydrangea: Diseases and Pests
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
Clemson University - Hardy Ferns | Home & Garden Information Center
University of Georgia - Growing Ferns | UGA Cooperative Extension
Penn State University - Fern Diseases
University of Kentucky - Common Insect Pests of Azalea
Penn State - Peony Diseases
University of California - Managing Pests in Gardens: Trees and Shrubs: Bamboo—UC IPM
University of Connecticut - Peonies
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Clemson University - Peonies | Home & Garden Information Center
North Carolina State University - Diseases of Cool-Season Grasses | NC State Extension Publications
University of Kentucky - Common Insect Pests of Azalea
North Carollina State - Pests of Holly | NC State Extension Publications
University of Maine - Hosta Virus X - Cooperative Extension: Insect Pests, Ticks and Plant Diseases - University of Maine Cooperative Extension
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
Clemson University - Ornamental Grasses and Grass-like Plants | Home & Garden Information Center
University of Florida - Diseases of Leatherleaf Fern and Their Control
University of Illinois - Ask Extension - hosta plants (Insects & Pests)
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
Penn State - Azalea and Rhododendron Diseases
University of Georgia - Turfgrass Diseases: Quick Reference Guide | UGA Cooperative Extension
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Penn State University - Diseases of Forage Grasses in Humid Temperate Zones
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
Clemson University - Hosta | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Holly
University of Kentucky - Common Insect Pests of Hibiscus
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
University of Kentucky - Common Insect Pests of Hydrangea
Clemson University - Oleander | Home & Garden Information Center
University of Minnesota - Hibiscus | UMN Extension
Washington State University - WSU CAHNRS & WSU Extension Hortsense
University of California - Lawn Diseases: Prevention and Management Guidelines--UC IPM
Clemson University - Hosta | Home & Garden Information Center
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Mississippi State University - Florida Fern Caterpillar | Vol. 3, No. 24 | Mississippi State University Extension Service
University of Georgia - Growing Bamboo in Georgia | UGA Cooperative Extension
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Clemson University - Hydrangea | Home & Garden Information Center
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Texas A&M University - Pests of Turfgrass « Landscape IPM
Penn State University - Hosta Diseases
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
University of Kentucky - Ornamental and Turfgrass Insect Pests - Kentucky Pesticide Safety Education
Penn State - Holly Diseases
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
Penn State - Azalea and Rhododendron Diseases
Penn State University - Diseases of Forage Grasses in Humid Temperate Zones
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
Washington State University - WSU CAHNRS & WSU Extension Hortsense
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
North Carolina State University - Diseases of Cool-Season Grasses | NC State Extension Publications
Penn State - Azalea and Rhododendron Diseases
Penn State University - Fern Diseases
Clemson University - Hydrangea | Home & Garden Information Center
University of Connecticut - Peonies
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
Penn State - Peony Diseases
Clemson University - Hardy Ferns | Home & Garden Information Center
University of Connecticut - Hydrangea: Diseases and Pests
Clemson University - Hosta | Home & Garden Information Center
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Hydrangea
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
University of Georgia - Turfgrass Diseases: Quick Reference Guide | UGA Cooperative Extension
Mississippi State University - Florida Fern Caterpillar | Vol. 3, No. 24 | Mississippi State University Extension Service
University of Minnesota - Hibiscus | UMN Extension
University of Hawaii - Diseases of Native Plants
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
Clemson University - Peonies | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
University of Kentucky - Common Insect Pests of Azalea
University of Kentucky - Common Insect Pests of Holly
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
University of Kentucky - Common Insect Pests of Hibiscus
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
North Carollina State - Pests of Holly | NC State Extension Publications
University of Georgia - Growing Ferns | UGA Cooperative Extension
University of California - Managing Pests in Gardens: Trees and Shrubs: Bamboo—UC IPM
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
Penn State - Azalea and Rhododendron Diseases
University of Maine - Hosta Virus X - Cooperative Extension: Insect Pests, Ticks and Plant Diseases - University of Maine Cooperative Extension
University of Illinois - Ask Extension - hosta plants (Insects & Pests)
University of Georgia - Growing Bamboo in Georgia | UGA Cooperative Extension
University of Florida - Diseases of Leatherleaf Fern and Their Control
Clemson University - Oleander | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
University of California - Lawn Insect Management Guidelines--UC IPM
Penn State - Hydrangea Diseases
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Texas A&M University - Pests of Turfgrass « Landscape IPM
Penn State - Holly Diseases
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Penn State University - Hosta Diseases
University of California - Lawn Diseases: Prevention and Management Guidelines--UC IPM
University of Kentucky - Ornamental and Turfgrass Insect Pests - Kentucky Pesticide Safety Education
Clemson University - Ornamental Grasses and Grass-like Plants | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
Clemson University - Hosta | Home & Garden Information Center
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
Washington State University - Beauty with Benefits – Native Plants for Beneficial Insects | WSU Tree Fruit | Washington State University
University of Georgia - Growing Bamboo in Georgia | UGA Cooperative Extension
University of Arkansas - Common Tree Disease Problems | Symptoms and photos of tree disease
University of Massachusetts - Landscape: Holly Leaf Spot | UMass Center for Agriculture, Food and the Environment
University of California - Lawn Diseases: Prevention and Management Guidelines--UC IPM
Clemson University - Ornamental Grasses and Grass-like Plants | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hibiscus—UC IPM
Penn State University - Maple Diseases
Washington State University - Beauty with Benefits – Native Plants for Beneficial Insects | WSU Tree Fruit | Washington State University
University of Kentucky - Common Insect Pests of Azalea
Washington State University - WSU CAHNRS & WSU Extension Hortsense
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Clemson University - Peonies | Home & Garden Information Center
Penn State - Peony Diseases
University of Kentucky - Common Insect Pests of Hibiscus
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
Clemson University - Hosta | Home & Garden Information Center
Clemson University - Oleander | Home & Garden Information Center
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Floriculture: Peony—UC IPM
University of Minnesota - Tree and shrub insects | UMN Extension
University of Minnesota - Hibiscus | UMN Extension
Clemson University - Hosta | Home & Garden Information Center
University of California - Lawn Insect Management Guidelines--UC IPM
University of Georgia - Turfgrass Diseases: Quick Reference Guide | UGA Cooperative Extension
North Carolina State - Hibiscus Scentless Plant Bug | NC State Extension Publications
University of Hawaii - Diseases of Native Plants
Clemson University - Azalea & Rhododendron Diseases | Home & Garden Information Center
University of California - Managing Pests in Gardens: Trees and Shrubs: Bamboo—UC IPM
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Hydrangea—UC IPM
North Carollina State - Pests of Holly | NC State Extension Publications
University of Illinois - Ask Extension - hosta plants (Insects & Pests)
University of Kentucky - Common Insect Pests of Azalea
Iowa State University - Peony Leaf Blotch | Horticulture and Home Pest News
Clemson University - Hardy Ferns | Home & Garden Information Center
North Carolina State University - Diseases of Cool-Season Grasses | NC State Extension Publications
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Holly—UC IPM
University of Maine - Hosta Virus X - Cooperative Extension: Insect Pests, Ticks and Plant Diseases - University of Maine Cooperative Extension
University of Georgia - Growing Ferns | UGA Cooperative Extension
Penn State University - Invasive Tree Pests — York County Master Gardener Program — Penn State Extension
Penn State University - Fern Diseases
University of Florida - Diseases of Leatherleaf Fern and Their Control
Clemson University - Hydrangea | Home & Garden Information Center
Penn State - Holly Diseases
Clemson University - Azalea & Rhododendron Insect Pests | Home & Garden Information Center
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
Penn State University - Diseases of Forage Grasses in Humid Temperate Zones
University of Connecticut - Peonies
Penn State - Azalea and Rhododendron Diseases
Texas A&M University - Pests of Turfgrass « Landscape IPM
University of Connecticut - Hydrangea: Diseases and Pests
Clemson University - Holly Diseases & Insect Pests | Home & Garden Information Center
Penn State - Hydrangea Diseases
University of Kentucky - Ornamental and Turfgrass Insect Pests - Kentucky Pesticide Safety Education
Penn State University - Hosta Diseases
University of Kentucky - Common Insect Pests of Holly
Michigan State University - Red spot (Measles) of Peony - Plant & Pest Diagnostics
Penn State - Azalea and Rhododendron Diseases
University of California Agriculture & Natrual Resources - Managing Pests in Gardens: Trees and Shrubs: Oleander—UC IPM
University of Florida - Oleander - University of Florida, Institute of Food and Agricultural Sciences
University of Kentucky - Common Insect Pests of Hydrangea
University of Minnesota - Leaf spot diseases of trees and shrubs | UMN Extension
Mississippi State University - Florida Fern Caterpillar | Vol. 3, No. 24 | Mississippi State University Extension Service
Oregon State - Azalea and Rhododendron Care and Culture | OSU Extension Catalog | Oregon State University
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