Holly Diseases & Insect Pests
Diseases Black Root Rot: Black root rot is caused by the fungus Thielaviopsis basicola. This fungus primarily affects the root system and reduces plant vigor. Aboveground symptoms may include...
Author: Marjan Kluepfel
Chrysanthemum Diseases & Insect Pests
Chrysanthemums, or hardy garden mums, like full sun and fertile, well-drained soil. They need regular watering because their roots are very shallow. These hardy garden mums were recently placed in...
Boxwood Diseases & Insect Pests
Boxwoods (Buxus spp.) are adapted to a wide range of light conditions, and prefer fertile, moist, well-drained soil, which is amended with organic matter. For information on species, varieties and...
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 oak trees (Quercus species) are well adapted to South Carolina, they can be commonly affected by many pests and diseases. Maintaining healthy oak trees, by following recommended cultural...
Groundcovers: Planting and Care
Groundcovers are low-growing plants that spread quickly to form a dense cover. They add beauty to the landscape, and they can also solve many planting problems in difficult sites. Grass is the...
Daylily Diseases & Insect Pests
Diseases and insects generally are not a serious problem on daylilies (Hemerocallis species) in the home garden, especially when good cultural practices are followed. Daylilies prefer a well-drained...
Euonymus Diseases & Insect Pests
There are 60 different forms of euonymus available from American sources. They range from evergreen shrubs, such as Japanese euonymus (Euonymus japonicus), to evergreen vines, such as wintercreeper...
Hydrangea
Hydrangea macrophylla, also called bigleaf or French hydrangea, typically has either pink or blue flowers, although a few cultivars have white flowers. Flower color is determined indirectly by the...
Spirea
Spireas (Spiraea species) are among the easiest flowering shrubs to grow. These attractive shrubs are fast growing and should be grown in full sun for best flowering. They can, however, tolerate...
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...
Gardenia
Gardenias have been popular shrubs in South Carolina since the 18th Century and have been grown by the Chinese for over a thousand years. They were named after the Scottish naturalist Alexander...