May/June beetles or “Junebugs” are native insects common throughout Wisconsin often be seen near lights on early summer evenings. Learn about these large beetles and their larva in the soil in this factsheet.
This handy chart lists pesticides that are most effective against common greenhouse pests such as aphids, scales, leafminers, spider mites, and thrips. Formulation, effectiveness, cautions, and other details are provided.
This factsheet lists and discribes the variety of insecticide products and application methods available to professionals for control of the emerald ash borer (EAB).
Black cutworm larvae are active nighttime feeders, clipping seedlings at or below the soil line. Find out when to monitor and control this pest to limit damage in this publication.
This factsheet covers the imported cabbageworm, the cabbage looper, and the diamondback moth. Scouting tips and effective means of control are highlighted.
Corn earworm can cause serious economic damage to commercial and home-grown sweet corn and hybrid dent seed corn, as well as tomatoes, lettuce, peppers and beans. Learn more in this factsheet.
Spotted and striped cucumber beetles damage vine crops, including cucumbers, squash, melons and pumpkins. This factsheet details the lifecycle, damage, and controls of these beetles.
Potato leafhopper is a serious pest of snap beans and potatoes, causing stunted plants, brown leaves, and reduced plant vigor. Learn more in this factsheet about this insect’s lifecycle and how to best control it.
Squash vine borer is an annual pest of pumpkins and squash. This factsheet describes the insect’s lifecycle, damage it causes, and various effective means of control.
Leafminers are the larval stage of flies, moths, sawflies and beetles that can cause damage to leafy vegetables such as spinach and chard. Learn more about controlling the damage in this factsheet.
W.L. Gojmerac Revised: 1/24/2012 Item number: A2135 Approximately 1000 species of spiders are found in this country, living almost anywhere. Learn about the dangers and problems and control of some spiders. Download Article
Daniel L. Mahr, Paul Whitaker, Nino Ridgway Revised: 10/31/2011 Item number: A3842 This colorful, richly illustrated booklet offers an introduction to beneficial natural enemies and their use in pest management (116 pages). Download Article