Honeylocust Disorder: Canker Diseases in Wisconsin
Honeylocust is a common street and landscape tree. This factsheet presents the signs and symptoms of canker diseases of honeylocusts and how to best treat them.
Articles
Managing Thrips in Greenhouses
Western flower thrips are likely the most serious pest of greenhouse crops in the world. Learn about these pests, the damage they cause, and management options in this factsheet.
Managing Mites in Greenhouses
Several types of mites can cause serious damage to a variety of greenhouse crops. Learn why mites are a problem in greenhouses, and what to do about them, in this factsheet.
Managing Aphids in Greenhouses
Aphids can be persistent and serious pests in the greenhouse, and can be difficult to control due to high reproductive capability and insecticide resistance. Learn more in this factsheet.
Ralstonia Wilt
Ralstonia wilt is a usually lethal disease that affects a wide variety of vegetable and ornamental plants. Learn about symptoms and how to avoid problems with Ralstonia in this factsheet.
Powdery Mildew – Vegetables
Powdery mildew occurs on the above-ground parts, especially leaves, of many agricultural crops (including vegetables) as well as many ornamental plants, trees and shrubs. Learn how to manage this disease here.
Potato Scab
This article covers potato scab, a common disease of potato tubers, and can also affect other root vegetables. Learn how to identify and manage this disease in your garden.
Nectria Canker
Nectria canker is a common and potentially lethal disease that affects many species of trees and shrubs. This factsheet describes what nectria canker looks like and management options.
Southern Blight
Southern blight is a lethal fungal disease that is most common in the tropics and subtropics, but can cause problems in temperate locations like Wisconsin during periods of warm, moist weather. Learn more here.
Slime Molds
What are slime molds? Slime molds are members of a shape-shifting group of organisms called myxomycetes. These organisms are found all over the world, even in deserts, high altitudes, and on the edges of snowbanks. Although they often resemble fungi, slime molds are more closely related to amoebas and certain seaweeds. What do slime molds […]
Septoria Leaf Spot
Septoria leaf spot is a common fungal disease that can devastate tomatoes. Learn how to identify and manage this disease in your garden in this helpful factsheet.
Larder Beetles
Phil Pellitteri, UW Insect Diagnostic Lab Revised: 4/27/2004 Item number: XHT1051 Adult larder beetles (Dermestes lardarius) are 1∕3 inch long black beetles with a broad, pale tan, black spotted band across the front portion of the wing covers. Larder beetle larvae are reddish brown and densely covered with short and long hairs, and have two […]
