Horticulture

This year has been good for many plants, but not all. In late spring Central Illinois went through almost three weeks where it rained at least once per day. Many of our plants responded to this favorably. Standing in a pollinator garden a few days ago, the goldenrod towered over me. Our vegetable...

Milkweeds have become a popular garden plant the last several years. They are most commonly planted to help support monarch butterflies because milkweeds are the sole food source for monarch caterpillars. Milkweeds contain toxic compounds (cardiac glycosides) to deter animals (insects and...

How full is your invasive species radar? All I can say is my view is overwhelmed. Dealing with the current group of Japanese beetles, emerald ash borer, bush honeysuckle, and so many more. Plus, in Illinois, we are girding for the impending arrival of the very destructive spotted lanternfly. Then a...

Landscape fabric. It’s what goes under the mulch. Right? I’ve had several conversations with home gardeners looking for a permanent solution to keeping the weeds down and each time I warn them about the use of landscape fabric. If you’re thinking, “Hang on! Landscape fabric doesn’t work?” Of...

After some up and down temperatures earlier this year, it seems summer has settled in for good. While a lot of the work we do in the garden happens in the spring, that doesn’t mean we can coast through the summer. Here are some things we can be doing in our landscapes to help keep them going...

Emerald ash borer (Agrilus planipennis) or EAB has cut a wide swath of destruction across a large portion of the United States, including Illinois. EAB has been responsible for the death of tens, if not hundreds, of...

A tree is a long-term investment for a home. Truthfully, we often don’t plant trees for us, but for those that come after us. But many trees planted in a developed area don’t live past their eighth year. Here are some tips to help get your new tree past the eight-year hump and keep it going for...

Have you ever noticed small white flowers dotting the landscape this time of year? Chances are they’re spring beauties (Claytonia virginica). While they may not be the first wildflowers to bloom, spring beauties are one of our earlier blooming wildflowers and a sure sign that spring has...

It is heartbreaking to see the results of natural disasters, when it affects entire communities or when the storm hits home. As a horticulture educator, I am often asked in the aftermath of a weather-related disaster, “How do we restore our landscape?” This may seem like a trivial question in such...

It feels like spring has sprung and boy it sprang hard. Several days above 60 and 70 degrees has pushed growth in many early perennial plants. Buds on trees and shrubs are swelling ready to pop at a moment’s notice. Many cool-season vegetables have put on significant growth. But soon we...