Bacterial Canker

Bacterial canker is a common and sometimes lethal disease of trees in the genus Prunus including cherry, plum and peach. This factsheet describes symptoms and management of bacterial canker.

Peach Leaf Curl

Peach leaf curl is a common disese of peach and nectarine trees, and can reduce tree vigor, fruit quality and yield. Learn symptoms and management options in this factsheet.

Fire Blight

Fire blight is the most destructive bacterial disease affecting plants in the rose family, including apple, pear, crabapple, hawthorn, cotoneaster, mountain ash, quince, rose, pyracantha, and spirea. Learn more here.

Downy Mildew

The downy mildews are a group of fungal diseases that cause destruction of the leaves, stems, flowers and fruits of many plants, including grapes, cucumbers and roses. Learn symptoms and controls in this factsheet.

Bacterial Wetwood

Bacterial wetwood, also known as “slime flux”, is a visually frightening-looking, but typically non-lethal, disorder of many types of deciduous trees. Learn symptoms in this factsheet.

Apple Scab

Apple scab is a potentially serious fungal disease of ornamental and fruit trees in the rose family. This factsheet describes symptoms, management and control of this sometimes serious disease.

Late Blight

Late blight is a destructive disease of tomatoes and potatoes that can quickly kill mature plants and make tomato fruits and potato tubers inedible. This factsheet covers symptoms and management.

Sowbugs

Phil Pellitteri, UW Insect Diagnostic Lab Revised: 5/25/2010 Item number: XHT1110 Sowbugs and related pillbugs are harmless soil inhabiting creatures that occasionally are found in high numbers in and around the home. These hard-shelled, multi-legged, segmented isopods feed on decaying organic matter in the soil. Sowbugs often collect under flower pots, outdoor rugs, and boards, […]

Slugs

Phil Pellitteri, UW Insect Diagnostic Lab Revised: 5/25/2010 Item number: XHT1040 Slugs are legless, soft-bodied creatures that resemble snails without a shell. Slugs feed on a wide range of plants including ornamentals, vegetables and fruits. A number of species of slugs are found in Wisconsin, but gray and spotted garden slugs are the most common, […]

Roseslug Sawfly

Roseslug sawfly causes damage to leaves of wild and cultivated roses in early summer. This factsheet will help you identify this insect and manage the damage it causes.

Microdochium Patch

This factsheet covers microdochium patch, aka pink snow mold, which is a fungal disease affecting cool season grasses, including bluegrass, bentgrass, perennial ryegrass and fine and tall fescues.