When should I treat my ash tree for EAB? This factsheet addresses some of the most frequently asked questions regarding the treatment of ash trees for EAB, and the removal and disposal of infested trees.
Find suggestions for which trees to plant to replace ash trees, which are being devastated by Emerald Ash Borer.
This factsheet describes considerations and products for treating ash trees with insecticides to control Emerald Ash Borer.
Chlorosis is a common nutritional disorder of many woody ornamentals in Wisconsin, particularly in the southern and eastern parts of the state. This factsheet describes symptoms, causes and cures.
This factsheet describes active ingredients available for homeowners and the landscape insects they control.
Learn about the best-rated lilacs for Wisconsin’s cold climate, and how to care for these plants for years of enjoyment.
Degree Days incorporate temperature and time to quantify the rate of plant and insect development. This useful tool helps predict events such as flowering, harvest, and pest outbreaks.
This factsheet lists degree days for emergence and hatching of a wide variety of landscape insect pests.
Scorch, or the browning of leaf edges, affects a wide range of deciduous and evergreen plants throughout Wisconsin. This factsheet will help you identify causes of scorch.
Oak wilt can be lethal, especially to oaks in red oak group. Learn about this disease of oaks, the life cycle and management options.
Phenology is a branch of science that studies the life cycles of plants and animals with seasonal changes and weather. Learn more in this factsheet.
Powdery mildew is a disease that occurs on the above-ground parts of many deciduous trees and shrubs, as well as herbaceous ornamental plants, indoor houseplants, and many agricultural crops. Learn more in this factsheet.