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...
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Nov 8, 2024 | Entomology, Problems, Trees
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...
Oct 28, 2024 | Entomology, Problems, Trees
Introduction The elm zigzag sawfly, or EZS, is an invasive pest that defoliates native and non-native elm species. It originates from East Asia but has been a problem on elms in Europe since 2003....
Oct 25, 2024 | Entomology, Trees
Bess beetles (Family Passalidae) are wood-dwelling, socially active beetles with around 500 species worldwide. They often live in decaying wood in forests. Burrowing through the decaying wood, they...
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...
Japanese cryptomeria (Cryptomeria japonica), or Japanese cedar, is a splendid evergreen that becomes even more handsome as it matures. Native to Japan and southern China, cryptomerias are excellent...
Junipers grown in South Carolina are relatively low-maintenance plants if planted in the correct location and given proper cultural care. There are several common problems that can cause browning of...
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...
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...
The crapemyrtle bark scale (Acanthococcus lagerstroemiae) is an introduced pest from Asia that initially infested crapemyrtles (Lagerstroemia spp.) in Texas in 2004. It then spread rapidly through...
Evergreen bagworm, Thyridopteryx ephemeraeformis, is a detrimental insect pest to landscape plants that often escapes detection until there is significant plant damage. Bagworms feed on many plant...
Aug 31, 2024 | Entomology, Problems, Trees
Black Twig Borer (Xylosandrus compactus) is a species of a scolytid beetle and is one of the few ambrosia beetles that will infest healthy or stressed plants. The adult beetle is solid black, shiny,...
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