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Insect & Disease Resource Center

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  • Southern Fusiform Rust
    Southern Fusiform Rust

    Southern fusiform rust is a fungal pathogen that causes trunk and/or branch swelling in pine hosts and rust on oak leaves.

  • Spotted Lanternfly
    Spotted Lanternfly

    The spotted lanternfly is an invasive insect species native to Asia. This insect’s eggs are laid in masses about 1” long and may look like patches of crusted mud. Hatched nymphs are black with white dots. Adults are about 1” long with gray forewings that have black spots. Hindwings are a vivid rose red color with black tips and a white band running down the center. They have black legs and heads and yellow and black abdomens.

  • Tinder Fungus
    Tinder Fungus

    Tinder fungus is a fungal species that produces large, porous fruiting bodies that often resemble a horse’s hoof. They vary in color, but are most commonly gray, black or brown. The body can be from 2-17 inches across, 1-10 inches wide and 1-10 inches tall. The mushroom is woody and hard, with a bumpy, rough upper surface and a cream-colored, porous underside.

  • Turkey Tails
    Turkey Tails

    Turkey tail is a polypore mushroom that gets its name from the variety of colors and shape that resemble the tail feathers of wild turkeys.

  • Vascular Wilt Diseases
    Vascular Wilt Diseases

    Vascular wilt diseases are caused by different fungi that attack the vascular (water-conducting) system of trees. A tree responds by blocking its vascular system to contain the disease. In doing so, the water supply to the leaves is cut off. Common vascular wilt diseases include Maple wilt and Oak wilt.

  • Whitefly

    Although they look like miniature white moths, whiteflies are neither moths nor flies. Instead, they are insects of varying species in the order of Homoptera, which also includes aphids, scales and mealybugs. Whiteflies seemingly “show up out of nowhere,” often when greenhouse plants and nursery stock are planted. Whiteflies have yellow or orange bodies with a waxy coating that makes them appear white.

  • Wood Decay Fungi in the Landscape
    Wood Decay Fungi in the Landscape

    Certain fungi attack multiple species of trees. Mushroom growths, called conks, are seen on the lower portion of the trunk and vary in shape, size and color.