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Insects

Adelgids

Adelgids are tiny sized that look similar to aphid insects, frequently will cause unusual swellings called galls on conifer trees. Conifers are trees and shrubs that bear cones such as...

Ants

Many kinds of ants live in highly organized colonies in the soil, under rocks, and in tree cavities. Most types don’t eat plants, but instead cause trouble by driving away...

Aphids

Aphids come in a variety of colors and are small, pear-shaped, and soft-bodied, these slow-moving sucking insects usually congregate in clusters. They're sitting ducks for many natural enemies-but nonetheless, they...

Armyworms

 Active at night and on overcast days, armyworms get their name from their habit of marching in troops, devouring vegetation in their path. Several species of these hairless caterpillars cause...

Asian Longhorn Beetle

In their larval stage, numerous types of beetles and some clear wing moths tunnel beneath bark or bore into live wood. Some borers tunnel deep into a branch, making it...

Bagworms

The dangling silken bags, reaching a length of 2 inches, are more noticeable than the small brown caterpillars—each of which weaves its own bag and drags it along as it...

Billbugs

Billbugs
Several billbug species are found in lawns, they all have long, and forward-pointing snout gives this dark, slow-moving, ½ inch long weevil its name. The real pests, though, are the...

Cabbage Loopers

Green with pale stripes, this caterpillar has legs at the front and back, but more in the middle―a peculiarity that gives it a characteristic humpback or looping crawl. Fully grown,...

Cankerworms

Also called inchworms for their looping motion, these 1 inch long pests are found in all but the southernmost parts of the country. Spring cankerworm moths show up in spring,...

Centipedes

Chinch Bugs

This true bug sucks sap from grasses; it’s attracted to poorly grown lawns. Chinch bugs start out pinhead-size and bright red, with a white band across the back; they darken...

Corn Earworms

Also known as the tomato fruitworm and cotton bollworm, this caterpillar changes appearance markedly as it grows. Young Corn Earworms are tiny and white, with black heads; older ones are...

Curculios

These beetles resemble other members of the weevil group in having a long, curved snout. The larvae are grayish white, legless grubs. Most curculio species, including the plum curculio (shown),...

Cutworms

So named because they chew seedlings off at ground level, cutworms are the larvae of various moths. Up to 2 inches long and of diverse color, the hairless caterpillars feed...

Earwigs

Contrary to the old wives' tale, these nocturnal, 3/4 inch long, reddish brown insects don't crawl into human ears and bore into the brain with their mean looking pincers. Earwigs...

Fire Ants

Many kinds of ants live in highly organized colonies in the soil, under rocks, and in tree cavities. Most types don't eat plants, but instead cause trouble by driving away...

Flea Beetles

These tiny, oval jumping insects vary in color depending on the species, but most types are black, shiny bronze, or dark blue. Except for a desert species with a particular...

Geranium Budworms

Also known as tobacco budworms, these close relatives of the corn earworm burrow into buds and feed from the inside; they also chew fully opened flowers. The striped, 1/4 inch...

Glassy Wing Sharpshooter

There are some 2,500 species of these small, agile, wedge-shaped insects; many types are handsomely colored and patterned. Both adults and nymphs, which look like wingless or short-winged adults, suck...

Grubs

White grubs feed on the roots of grasses, so lawns will show wilting and browning of irregular shaped areas. Certainly there could be many reasons for lawns browning, especially in...