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] [Fruit][Conifers]
Basil Downy Mildew Basil Bacterial Leaf Spot
Beet Fungal Leaf Spot Cucumber Anthracnose
Cucurbit Powdery Mildew Pepper Bacterial Leaf Spot
Pepper Phytophthora Blight Tomato Anthracnose
Tomato Fusarium Wilt
Tomato Late Blight Tomato Leaf Mold
Tomato Gray Leaf Spot Tomato Cercospora Leaf Mold
Cucurbit Downy Mildew Eggplant Verticillium Wilt
Woody Ornamentals
Boxwood Volutella Canker Cherry Black Knot
Dogwood Anthracnose Dogwood Powdery Mildew
Dutch Elm Disease Elm Stegophora Leaf Spot
Hawthorn Anthracnose Hawthorn Entomosporium Leaf Spot
Holly Phyllosticta Leaf Spot Honey Locust Cercospora Leaf Spot
Horse Chestnut Leaf Blotch Lilac Powdery Mildew
Maple Anthracnose Maple Tar Spot
Maple Verticillium Wilt Mountain Laurel Leaf Spot
Oak Powdery Mildew Plum Black Knot
Rhododendron Fungal Leaf Spot Rhododendron Leaf Gall
Rhododendron Winter Injury Rose Black Spot
Rose Brand Canker Rose Downy Mildew
Sycamore Powdery Mildew Maple Botryosphaeria Canker
Birch Anthracnose Enkianthus Anthracnose
Spruce Winter Injury Holly Winter Injury
Herbaceous Ornamentals
Lawn
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 Scots Pine Diplodia Blight
Spruce Needle Rust Spruce Rhizosphaera Needle Cast
Spruce Stigmina Needle Cast White Pine Dooks Needle Blight