Plant Identification

Roses are deciduous or evergreen shrubs, trees, or groundcovers.

Optimum conditions for growth

Most rose species do well in full sun to light shade. Consistent irrigation improves performance.

Pests and Disorders

Invertebrates

Aphids
Black Scale
Cottony Cushion Scale
Flatheaded Borers
Foliage Miners
Foliage-feeding Caterpillars (Trees and Shrubs)
Fuller Rose Beetle
Leafhoppers
Leafrollers on Ornamental and Fruit Trees
Mealybugs (Invertebrates)
Nematodes
Raspberry Horntail
Roses: Insects and Mites
Sawflies
Scales
Spider Mites
Thrips
Whiteflies

Plant Diseases

Armillaria Root Rot (Oak Root Fungus)
Bacterial Blast, Blight, and Canker
Black Spot
Botrytis Blight, or Gray Mold
Canker Diseases
Crown Gall
Downy Mildew of Roses
Hairy Root
Leaf Spot Diseases
Phytophthora Root and Crown Rot (Diseases)
Powdery Mildew on Ornamentals
Roses: Diseases and Abiotic Disorders
Rusts (Trees and Shrubs)
Stem Cankers and Dieback
Verticillium Wilt (Plants)
Viruses (Trees and Shrubs)

Environmental Disorders

Freezing and Frost
Nutrient and Mineral Excesses, Salinity, and Salt Toxicity
Nutrient Deficiencies
Water Deficit and Excess

Cultural Practices

Roses: Cultural Practices and Weed Control

Weeds and Other Unwanted Plants

Weed Management Around Roses
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