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wool sower gall on an oak tree

Fuzzy growth on oak trees: Wool sower galls

If you spend enough time looking at and working with plants, you'll inevitably come across galls. Galls are abnormal growths and can be caused by a variety of different organisms, including insects (like aphids, flies, wasps) and mites, and occasionally nematodes, fungi, and bacteria. Galls can be...
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Sunshine peeks through large clouds over thick dust, which shrouds a country road running between two farm fields.

Getting dust to settle, stay on Illinois farmland

As another large dust storm impacted Illinois in May, the conversation and questions continue about why and how to get the dust to settle and stay in the field rather than across roadways. Although it is not a new environmental event, the dangers are always present, and questions arise....
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Potted plants await spring planting at the Missouri Botanical Garden nursery production area

Spring tree planting considerations

Spring is a time of an awakening plant world full of blooms and endless possibilities for the coming growing season.  It’s a time that many of us think about updating our landscaping, making it the most popular time of year to plant trees and shrubs. When you combine the mild temperatures...
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College of Agricultural, Consumer & Environmental Sciences Illinois Extension

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Email: extension@illinois.edu

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