Horticulture

A local problem with widespread implications What is a watershed? No matter where you live, you are in a watershed. All of Illinois, minus that sliver of land bordering Lake Michigan, is in the Mississippi River Watershed. But we can break down this massive watershed into more local streams and...

A tale as old as time I’ve been there. It is late fall and there is a hard freeze about to hit. A wise gardener once warned leaving a hose connected to a spigot during a hard freeze could lead to disaster! As water freezes it expands and any water trapped in the nozzle or spigot could expand to...

Many years ago, when emerald ash borer (EAB), had just arrived in northern Illinois, a colleague came across a flatbed trailer loaded with cut ash trees at a gas station. At that time Illinois counties confirmed with EAB had a quarantine that restricted moving ash wood outside of the county. Most...

There are a variety of insects that will feed on squash. One of the more troublesome, and potentially devastating, is the squash vine borer. If you've grown squash and had a runner or two start wilting, there's a good chance you've had an encounter with squash vine borer. Squash vine borers (...

The summer of 2012 saw my first year as an Extension horticulture educator; it also was one of the driest years on record. Illinois saw massive shortages of rainfall that year- complete with water restrictions, loss of crops, and the demise of many ornamental landscapes. It was a summer that will...

The Fourth of July holiday often includes parades, barbeques, and fireworks. Fireworks often fill the night sky with their colorful, albeit fleeting displays. The fireworks don’t have to be restricted to the Fourth, though. Whether it be their color, flower shape, or name, a number of plants can...

One of the most exciting times of the year is the first appearance of small flashing yellow lights in the evenings. The arrival of fireflies or lightning bugs, depending on where you’re from, is a sure sign that summer has arrived. Because of...

Hold on to your hats! It is windy here in Illinois. Wind can be destructive to our homes and landscapes, plus it can make being outside miserable. This is why many Illinoisians plant windbreaks around their homes to keep that biting wind from causing a drafty house, prevent drifting snow, and make...

Now that we’re well into May, many landscapes are full of blooming plants and the buzz of bees. When you think of bees, what comes to mind? Chances are, images of golden-yellow honey bees come to mind. However, there is a lot more to bees than the honey bee. In fact, there are over 20,000 bee...

Our landscapes are more than flowers and trees. Within a natural landscape, you will find multiple layers starting at the ground level and moving all the way up into the canopy of the trees. Wildlife utilizes these layers depending on their needs, like nesting and breeding or gathering food. Plants...