Blog Archives

Spring Clover Mites

Warming weather begins to bring out some unwanted insect and mite activity. One harbinger of spring is clover mite. Clover mites are accidental invaders that can be a nuisance during early spring; we have had several reports of them recently.

Posted in Household Pests

Brown Marmorated Stink Bug on the Move

Brown marmorated stink bug (BMSB) numbers were higher in much of the Eastern half of the state this summer than other areas. With the start of fall, they have been gathering on the sides of buildings in the afternoons on

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Creatures after the Rains

Frequent rains favor several arthropods that do well under humid or wet conditions. These include springtails, pillbugs, gnats, and millipedes. Springtails Springtails (small, wingless insects that hop, Figure 1) are among the most numerous soil arthropods. There are several species

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Carpenter Bees

Carpenter bees chew ½-inch diameter tunnels that follow the wood’s grain. Females may use their strong mandibles to extend galleries by more than ½-inch per day. After construction, females spend much of May gathering pollen and nectar that is fashioned

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Clover Mites

Clover mites are accidental invaders that can be a temporary nuisance during early spring. These tiny, reddish-brown creatures have very long front legs and appear as moving dark spots to the naked eye. Sheer numbers, plus the resulting red-brown stain

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Pantry Pests

Indian meal moth is one of the most common stored product insect pests. The adults are small but distinctive 1/2-inch long moths. Two-thirds of the front pair of wings is reddish-brown while the remaining third is light gray (Figure 1).

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Firewood Insects

You may notice sawdust piles developing on or under firewood that has been indoors for several days. You may even find some insects that have emerged from them. While this may be alarming, these are not rare events and seldom

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Accidental Invaders

Winter is an inhospitable season for cold-blooded arthropods that survive year-round in Kentucky. Most accomplish this in an innocuous fashion–out-of-sight and out-of-mind. Unfortunately, several species of these “accidental invaders” enter structures seeking shelter from the elements. While they come from

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Insects May Bore but Are Never Boring

Carpenter Bees Carpenter bees chew nice round holes in soft, weathered wood. Some solitary bees and wasps even create brood-rearing tunnels in soft mortar between bricks. These seem mundane after seeing the handiwork or an unknown bright green wasp or

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Drugstore Beetle – Most Common Stored Product Pest?

Based on specimens received for identification, drugstore beetles must be the most common stored product pests in Kentucky homes. They can chew into unopened paper or cardboard boxes, as well as cellophane, plastic, and foil wrapped packages. Once inside, numbers

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Now Is the Time to Deal with Carpenter Bees

Carpenter bees (Figure 1) are beginning to buzz about after spending winter as adults in the tunnels where they were raised last summer. After mating and a little spring cleaning, females will re-use their “home tunnels” (Figure 2) while the

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Clover Mites Can Be Temporary Invaders

Clover mites can be temporary nuisances in early spring. These very small, reddish-brown creatures usually appear as moving dark spots. Sheer numbers, plus the resulting red-brown stain left behind if they are crushed, make them unwelcome visitors. Clover mites do

Posted in Household Pests

Termite Swarmers Have Started

Swarming is the signature activity of termite colony life. Hundreds to thousands of winged male and female termites pour out of underground nests between March and June in Kentucky. After mating, females will establish new colonies. Termite reproductives usually swarm

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Varied Carpet Beetles Head for Windows

Varied carpet beetles are 1/10-inch long black beetles with irregular patterns of white, brown, and yellow scales on their hard wing covers (Figure 1). The adults are active in early spring after completing their development indoors. Attracted to sunlight, they

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On the Way Out

Several insects that overwinter in protected places, including houses and other buildings, are on their way out now. There is not a lot to do at this point other than clean up any accessible accumulations of dead individuals that could

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