NC State Extension

Larvae of the larger elm leaf beetle. Photo: Gerald J. Lenhard, Louiana State Univ, Bugwood.org

Larger Elm Leaf Beetle

Elms have lots of pests. This week I have had several reports of larger elm leaf beetles, Monocesta coryli, …

Imported willow leaf beetles and feeding damage on willow. Photo: SD Frank

Imported Willow Leaf Beetles

You can find a lot of damage on willows this time of year because imported willow leaf beetles have …

Sawfly larvae, probably Caliroa quercuscoccineae, on a red oak and the window pane damage they cause. Photo: SD Frank

Sawflies Feeding on Oaks

Oaks have hundreds of herbivores so it is no wonder that towards the end of summer some of the …

Beech blight aphids (Grylloprociphilus imbricator) on a beech twig. Photo:SD Frank

Beech Blight Aphids

You might notice twigs on beech trees covered in a woolly sleeve. Get closer and it will begin to …

Oak lace bug adults, nymphs, and eggs on the underside of an oak leaf. Photo: SD Frank

Oak Lace Bug Damage

Oak lace bugs (Corythucha arcuata), like other lace bugs, cause stippling on leaves. Oak lace bugs, of course, feed …

Fall webworm nest. Photo: SD Frank

Fall Webworms

Fall webworms, one of our native insect pests, are a perennial nuisance and in some cases a destructive pest. …

Late instar orangestripped oakworm larva on a sidewalk with frass. Photo: SD Frank

Orangestripped Oakworms Hatching

Orange striped oakworms started hatching in Raleigh this week. They have one generation per year. Adults emerge in mid …

Oak spider mite damage on pin oak leaves. Photo: SD Frank

Summer Brings Spider Mites

Most tree species are fed upon by spider mites and many even have their own species. These include maple …

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