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...
Category: Landscape
Palm Diseases & Nutritional Problems
Palm trees grown in the landscape appear carefree, but they are susceptible to many diseases, insects, and nutritional problems. Avoid many of these problems by following the recommended cultural...
Armored Scale Insects & Control
Many armored scales are serious pests of ornamental shrubs, trees, groundcovers, and turfgrasses in South Carolina. Almost 40% of the Clemson Plant Problem Clinic sample submissions for home...
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...
Cranberry Rootworm Beetle
The Cranberry rootworm beetle (Rhabdopterus picipes) is one of several leaf-feeding beetles and weevils that consume the foliage of woody landscape plants in South Carolina. These nocturnal-feeding...
Lenten Rose
Lenten roses (Helleborus x hybridus) make a colorful addition to the shade garden or woodland area. They flower in winter and early spring when little else is blooming. These evergreen perennials...
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...
Indian Hawthorn
Indian hawthorns (Rhaphiolepis species and hybrids) are mostly low-growing, evergreen, flowering shrubs. With a dense mounded growth habit, they are ideal low-maintenance plants for use in small...
Leyland Cypress Diseases, Insects & Related Pests
Leyland cypress (x Cupressocyparis leylandii) has grown in popularity in the Southeast over the last few decades, especially in its use as a fast-growing screening plant. With the increased planting...
Fothergilla
Fothergilla species are deciduous, Eastern US natives that are truly spectacular, four-season shrubs. In early April the white, 1½ to 3-inch tall, bottle-brush blooms appear with their delightful,...
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...
Crape Myrtle Diseases & Insect Pests
Crape myrtles (Lagerstroemia indica) are essentially trouble-free small trees. The most common problems include powdery mildew, Cercospora leaf spot, aphids, Japanese beetles, and sooty mold. More...