Content tagged with "pest"

Aphids

image of Aphids on plant
Aphids are soft-bodied, plump, pear-shaped, and tiny. They suck plant juices. They have two tubelike projections on the hind end of the body, called cornicles, which aid in defense. Aphids are commonly green, yellow, or brown, but the color varies among the many, many species. More

Aphids

image of Aphids on plant
More than 1,300 species in North America north of Mexico
Aphids are common, small, soft-bodied insects that suck plant juices. To see them well, you probably need a hand lens, but the damage they do to plants can be all too obvious! More

Brown Marmorated Stink Bug Eggs and Nymphs

Photo of eggs and nymphs of brown marmorated stink bug
The brown marmorated stink bug (Halyomorpha halys), a native of southeast Asia, was discovered in Pennsylvania in 1998, apparently having hitched a ride on shipping crates. A pest of fruit trees, soybeans, and many other crops, it is spreading across North America. It has been found in Missouri. These are the eggs and newly hatched nymphs. More

Clothes Moths Undressed

This content is archived
The secretive clothes moth shares our dwellings and feeds on our clothes. More

Emerald Ash Borer

metallic, emerald-green beetle on ash leaf
Agrilus planipennis
Learn to ID and report signs of this highly destructive, invasive beetle that kills every type of ash tree—even healthy, vigorous ones. More

European Wood Wasp (Emerging Female)

Photo of European wood wasp female emerging from wood
This invasive insect lives for about a year as a grublike larva inside the trunks of trees, then pupates, transforming into an adult. In our area, new adults would probably emerge from tree trunks July through September. More

European Wood Wasp (Sirex Woodwasp)

Photo of male and female European wood wasps on pine stump
European wood wasp, female (left) and male (right). This species is known to cause the death of up to 80 percent of the pine trees in an area, and it could soon arrive in Missouri. Help protect our pines by learning how to identify this troublesome insect. More

European Wood Wasp (Sirex Woodwasp)

Photo of male and female European wood wasps on pine stump
Sirex noctilio
The European wood wasp, or sirex woodwasp, is known to cause the death of up to 80 percent of the pine trees in an area, and it could soon arrive in Missouri. Help protect our pines by learning how to identify this troublesome insect. More

European Wood Wasp Control

Photo of European wood wasp female emerging from wood
Learn to identify and control this destructive forest pest, which attacks Missouri's pine trees. More

European Wood Wasp Larva

Photo of European wood wasp larva in gallery in pine wood
The larvae of European wood wasps are creamy white, legless, with a dark spine at the hind end, and thus look very much like the larvae of our native horntail species. They have a symbiotic fungus that causes the tree tissues to deteriorate; the larvae feed on the fungus as they tunnel through the wood. Unfortunately, this process kills the tree entirely. More