Image Gallery
This gallery contains images of common plant disease problems which occur in Connecticut. Clicking the link below an image will open a fact sheet which explains the disease and options for management.
[Vegetables] [Woody Ornamentals]
[Herbaceous Ornamentals] [Lawn]
Basil Downy Mildew Basil Bacterial Leaf Spot
Beet Fungal Leaf Spot Cucumber Anthracnose
Cucurbit Anthracnose Cucumber Downy Mildew
Cucurbit Powdery Mildew Eggplant Impatiens Necrotic Spot Virus
Pepper Bacterial Leaf Spot Pepper Impatiens Necrotic Spot Virus
Pepper Phytophthora Blight Pepper Tomato Spotted Wilt Virus
Tomato Anthracnose Potato Late Blight
Tomato Impatiens Necrotic Spot Virus Tomato Spotted Wilt Virus
Tomato Late Blight Tomato Leaf Mold
Tomato Gray Leaf Spot Tomato Cercospora Leaf Mold
Tomato Herbicide Injury
Woody Ornamentals
Birch Anthracnose Boxwood Blight
Boxwood Winter Injury Butterfly bush Phytophthora root rot
Cedar-apple Rust Cherry Black Knot
Dogwood Anthracnose Dogwood Powdery Mildew
Dutch Elm Disease Elm Stegophora Leaf Spot
Enkianthus Anthracnose Forsythia Phytophthora root rot
Hawthorn Anthracnose Hawthorn Entomosporium Leaf Spot
Holly Winter Injury Holly Phyllosticta Leaf Spot
Honey Locust Cercospora Leaf Spot Horse Chestnut Leaf Blotch
Lilac Powdery Mildew Maple Anthracnose
Maple Tar Spot Maple Botryosphaeria Canker
Maple Verticillium Wilt Mountain Laurel Leaf Spot
Oak Powdery Mildew Pear Trellis Rust
Pear Scab Plum Black Knot
Rhododendron Fungal Leaf Spot Rhododendron Leaf Gall
Rhododendron Winter Injury Rhododendron Phytophthora root rot
Rose Black Spot Rose Brand Canker
Rose Downy Mildew Rose Powdery Mildew
Rose Rust Sycamore Powdery Mildew
Herbaceous Ornamentals
Cyclamen Impatiens Necrotic Spot Virus Iris Tomato Spotted Wilt Virus
Lawn
Anthracnose Bipolaris Lear Spot
Fruit
Apple Cedar-Apple Rust Apple Fire Blight
Marssonina Blotch of Apple Apple Scab
Grape Black Rot Grape Downy Mildew
Grape Powdery Mildew Grape Anthracnose
Peach Brown Rot Peach Leaf Curl
Peach Powdery Mildew Pear Fabraea Leaf Spot
Conifers
Douglas Fir Diplodia Blight Douglas Fir Rhabdocline Needle Cast
Douglas Fir Swiss Needle Cast Douglas Fir Rhizosphaera Needle Cast
Juniper Cedar-Hawthorn Rust Juniper Cedar-Quince Rust
Leyland Cypress Seiridium Canker Pine Wilt
Scots Pine Diplodia Blight Spruce Needle Rust
Spruce Rhizosphaera Needle Cast Spruce Stigmina Needle Cast
Spruce Winter Injury White Pine Dooks Needle Blight