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Bugs, diseases and weeds in the landscape

I've got a weird looking weed that looks like grass but has a different light yellow seed head. How do I get rid of it? One grass-like weed that has shown up in the lawn, flower and garden beds lately is yellow nutsedge. Grass-like because it is actually a sedge. It is yellow-green in color and, if left to mature, produces "nutlets" in the soil to grow from in the futur...

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Gardening Potpourri

Landscape care strategies have certainly changed since it has gotten dry and hot, and now we have gotten scattered rain events giving water to some and not others. We are seeing the end of the spring bulbs with foliage yellowing and drying down, which is accelerated by the hot dry conditions. The early spring bulbs "went away" some time back, now it is the daffodils. Other perennials, like col...

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Dealing with waterlogged soils and plants

Horticulture Educator Rhonda Ferree recently wrote an article on our over-the-top spring rains and the waterlogged soils that resulted. Her comments apply statewide and I wanted to share some that article this week. "It's no secret that much of Illinois has received excessive spring rains, which has resulted in waterlogged soils and flooding. It is important to understand what is happening to...

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viburnum leaf beetle larvae damage

Viburnum Leaf Beetle Returns

This column has talked about how different plants, insects and diseases have developed based on our unseasonal temperatures and rainfall. Last year, I reported on the Viburnum Leaf Beetle larvae feeding towards the end of June. Our accumulation of growing-degree days being so far ahead, the larvae have already been feeding for more than 10 days. Throughout Cook and DuPage counties, homeowners h...

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Swarming Insects

What do bees, ants and termites have in common? At some point in the year, they all swarm. Our honeybee may be the most obvious example as the queen gathers up thousands of support bees from the existing hive and heads off to find another location to set up shop. Those swarms can be seen hanging in trees or somewhere on the home under the eave. Sometimes they cling to parked cars and trucks be...

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