Category: Trees

Forest Tent Caterpillar

The forest tent caterpillar is a native defoliating insect present throughout the eastern U.S. This insect is typically not a problem but can occasionally reach outbreak populations that are capable of wide-scale defoliation in hardwood forests.

Chinese Tallow Tree

Introduction Chinese tallow (Triadica sebifera, formerly Sapium sebifera) is an invasive species in the southeastern United States. It is also commonly referred to as “tallow tree” or “popcorn...

Eastern Tent Caterpillar

In the spring, just as the leaves are starting to expand on trees, silken webs sometimes appear on tree branches and stems – they start small, then gradually increase in size until they can be...

Algal Leaf Spot

Of the various kinds of organisms that cause plant disease, plant parasitic algae are not the norm. The only species that is common in the United States is Cephaleuros virescens. It causes a disease...

Camellia Diseases & Insect Pests

Camellias are one of the most desirable and well-adapted plants for Southern gardens. Many of the common problems of sasanqua camellia (Camellia sasanqua, C. hiemalis, and C. vernalis) and the...

Powdery Mildew

Introduction Powdery mildew is the name given to a group of diseases caused by several closely related fungi. Their common symptom is a grayish-white, powdery mat visible on the surface of leaves,...

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