Invasive Diseases

An invasive species is a non-native species whose introduction causes or is likely to cause economic harm, environmental harm, or harm to human health.

Click on an image below (or use the menu on the left) to learn more about invasive diseases of concern in Maryland.

Beech bark disease


Boxwood Blight

Impatiens downy mildew

Impatiens downy mildew

Oak wilt

sudden oak death

Sudden oak death

thousand canker

Thousand cankers disease

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