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Author: James H. Blake

Sycamore Diseases & Insect Pests

Of the 10 species of sycamore (Platanus species), one species, American sycamore (Platanus occidentalis), and one hybrid, London plane tree (Platanus x acerifolia) are common in South Carolina. Both...

Oak Diseases & Insect Pests

Although many types of oak trees (Quercus species) are well adapted to South Carolina, they still may be affected by a variety of insect pests and diseases. Always maintain healthy oak trees by...

Maple Diseases & Insect Pests

Diseases Leaf Scorch: On maple (Acer species) trees, a number of problems cause symptoms that are generally classified as leaf scorch. Scorch symptoms are light brown or tan dead areas between leaf...

Dogwood Diseases & Insect Pests

The flowering dogwood (Cornus florida) is a small, deciduous ornamental tree native throughout the eastern United States. Although dogwoods are well adapted to South Carolina, they can be affected...

Photinia (Red Tip)

Photinias are large shrubs that were once used for tall hedging here in the south. The most common photinia is the appropriately named “red tip”, which is easily recognized each spring...

Azalea & Rhododendron Diseases

Rhododendrons and azaleas are some of the most popular spring-flowering shrubs in the landscape, and healthy plants can give years of pleasure. Many diseases and other problems can be prevented by...

Galls & Outgrowths

Galls are abnormal swellings or localized outgrowths (tumors) of plant tissue. They are extremely variable in size, shape and their location on the plant. Some are little more than a blister on the...

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