Category Archives: Lawn Insects & Pests

The Tent Caterpillars are out!

Our Tree and Shrub Manager states that we are seeing signs of the Eastern Tent Caterpillar active in our area, not to be confused with bagworms or webworms. They build “tent” like nest in the crotches of the trees where they feed. These caterpillars are leaf chewers, and while they can defoliate a tree when ..Read More »

Scale Insect and Horticultural Oil

One of the pesky overwintering pests is the scale insect.  It usually overwinters as an egg or in the adult form.  The winter months are a good time to control this pest, when the plants are dormant.  They can be found on many types of plants like “Manhattan” euonymus, cherry trees, burning bushes, and privet. ..Read More »

Where do the insects go for the winter?

Where have all the insects gone, long time passing?  Where have all the insects gone long time ago?  Where have all the insects gone, gone to hibernation everyone?  Like the old Peter, Paul and Mary song about where all the flowers have gone, the insects have gone a similar, but yet different path.   Young girls ..Read More »

The Boxelder Bug

Wow, the hot and humid days of summer are over and so are the insect pests. Not true. There can be pests on your landscape plants throughout the year. They may not be in the life stage that is actively feeding on your plants, but the pest may still be there. Photo credit: University of ..Read More »

Fall Insect Pests

Now that autumn is here, there are still some insect pests that are out there seeking to attack your landscape plants. Some are pests lingering from the summer and others come out in the cooler fall temperatures. What are some of these pests? There are lace bugs, which attack azaleas, pieris japonicas, pyracanthas and cotoneasters. ..Read More »

Fall Webworm

It is mid to late summer, and I’m seeing thick webbing in some of my trees and shrubs. What is causing the thick webbing near the end of the branches? Is it bagworms, or tent caterpillars or some type of spider? No, it’s most likely fall webworms. The first generation starts in May, which is ..Read More »

What are spider mites?

Spider mites are often thought of as insects, but they are not. They have eight legs instead of six, thus they are more closely related to spiders than insects. There are typically three life stage to spider mite: eggs, immatures that look like adults but are smaller and adults. There several types of spider mites, ..Read More »


The Bagworm often gets mixed up with the fall webworm. Their life cycles cross paths during the summer months. They not only differ in their appearance, but they differ in the type of silken structure that they produce. The bagworm caterpillar is dark brown and forms a cocoon-like bag that hangs from the host plant, ..Read More »

Japanese Beetles

The Japanese beetle, Popillia japonica Newman, is a widespread and destructive pest of turf and ornamental plants in the United States. It is also a pest of some fruit trees, gardens, and has a total host range of more than 300 plant species. Adult Japanese beetles feed on foliage, flowers, and fruits. Leaves are typically ..Read More »

Why are my leaves turning black?

Aphids, or plant lice, are small, soft-bodied insects. There are hundreds of different species of aphids, some of which attack only one host plant while others attack numerous hosts. Most aphids are about 1/10 inch long (2.54 mm), and though green and black are the most common colors, they may be gray, brown, pink, red, ..Read More »

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