Category: Trees

Why Are My Trees Dying?

Clemson Extension Horticulture Agents get numerous questions this time of year about trees dying. There can be several factors that stress trees. In late summer, the most likely problem is related...

Fall Webworm

During summer and fall, large silken webs begin to appear and envelope tree branches. These webs, which contain larvae (also called caterpillars) and leaves, are created by a native defoliator...

Sycamore

Sycamore (Platanus species) is a deciduous tree with ten species worldwide. Five Platanus species grow in Mexico, two grow in the southwestern U.S., and one grows in the eastern U.S. American...

Chastetree

Chastetree (Vitex agnus-castus) is a deciduous (loses its leaves in the fall), multi-trunked shrub or small tree native to southern Europe and western Asia. It is an excellent selection for southern...

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...

Emerald Ash Borer

The emerald ash borer (Agrilus planipennis, EAB) is a non-native forest pest known for its bright green color, devastating impacts on the environment, and massive economic cost.It was first...

Pine Diseases

Pine trees (Pinus species) are important to South Carolina not only for their ornamental value but also for lumber, watershed management, wildlife habitat, and Christmas trees. There are over 125...

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...

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