Aphids, in-depth

Aphids are really fascinating insects, with bizarre lifestyles and eating habits Learn more about this large group of insects and how to manage them in the garden in this article…

Chlorosis

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.

Degree Day Calculation

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.

Phenology

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.

Scales

There are many species of scales and they are difficult to control because of their protective covering. Learn to identify and manage scales in this factsheet.

Anthracnose

Anthracnose is the name of several common fungal diseases that affect the foliage of woody ornamentals in Wisconsin. This factsheet describes symptoms and management.

Black Knot, Apiosporina morbosa

Large swollen dark-colored growths on plum and cherry trees are caused by a fungal pathogen that causes the disease known as black knot. To learn more about this disease and how to manage it, read this article.

Growing Apples in Wisconsin

This publication is a great how-to resource for backyard apple growers. It covers everything from planting to pruning to disease and insect management strategies, to help you get a great harvest.

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