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NC State Extension

Commercial Horticulture, Nursery & Turf

False oleander scale on Magnolia grandiflora. Photo: SD Frank

Time to Monitor False Oleander Scales

False oleander scale, Pseudaulacaspis cockerelli, is a tropical and subtropical pest originally from China. It is common throughout many …

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 …

Tulip tree scales and white fluffy lady beetle larvae on a tulip poplar twig. Photo:SD Frank

Natural Enemies in Disguise

Tulip tree scales and other soft scales are maturing and producing a lot of honeydew. This makes people notice …

Rose sawfly on a rose leaf. Photo: SD Frank

Sawflies on Roses

For the past several weeks I have noticed damage to the leaves of my roses. Each year this happens and …

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Recent Publications related to Commercial Horticulture, Nursery & Turf

Ginseng Production Guide for North Carolina

This publication discusses the best techniques for growing quality ginseng. It includes descriptions and stages …

4 days ago
Figure 1. Two sweet basil leaf types produced out Of the same pa

North Carolina Basil Production Guide

This publication specifically discusses fresh-market basil, examining the selection, production, harvesting and marketing of the …

4 days ago

Basil

Basil is a popular herb known for its flavorful foliage. The fresh or dried leaves …

Fusilade II (fluazifop-P-butyl)

This pesticide factsheet covers the use and characteristics of Fusilade II (fluazifop-P-butyl).

Zoysiagrass Mites

Zoysiagrass mites (Aceria (Eriophyes) zoysiae) are tiny, elongated (worm-like), white arachnids that are occasional pests …

5/23/19TurfFiles
Knockout rose chlorosis caused by imazapyr spray drift.

Acetolactate Synthase (ALS) Inhibitors

This factsheet describes the symptoms of an ALS inhibitor herbicide injury.

Figure 1. Ground pearl cysts and adult

Ground Pearls in Turf

This factsheet summarizes the characteristics of ground pearls and addresses how to control them as …

5/23/19TurfFiles

Ronstar (oxadiazon)

This pesticide factsheet covers the use and characteristics of the herbicide Ronstar (oxadiazon).