Plant Pests and Diseases
Last Modified: May 03, 2024
When plant pests capable of harming our Nation’s forests, damaging U.S. crops, or disrupting trade become established in the United States, we work to control and, when possible, eliminate them from our country.
Plant Pests
Insects and Mites
![Adult Female Spongy Moth](/https/www.aphis.usda.gov/sites/default/files/styles/medium/public/gm_adult_delta_wing_john_ghent_bugwood.org.jpg)
Insects and Mites
- Asian Longhorned Beetle
- Box Tree Moth
- Coconut Rhinoceros Beetle
- Cotton Pests
- Emerald Ash Borer
- European Grapevine Moth
- Flighted Spongy Moth Complex
- Fruit Flies
- Glassy-Winged Sharpshooter
- Grasshopper/Mormon Cricket
- Honey Bee Pests
- Imported Fire Ants
- Japanese Beetle
- Old World Bollworm
- South American Cactus Moth
- Spongy Moth
- Spotted Lanternfly
Mollusks
![African giant snail](/https/www.aphis.usda.gov/sites/default/files/styles/medium/public/giant-african-snail-20120110-aphis-rae-007-130-usda-anson-eaglin.jpg)
Mollusks
Nematodes
![Microscopic round, white Globodera pallida cysts on potato roots](/https/www.aphis.usda.gov/sites/default/files/styles/medium/public/pcn.jpeg)
Nematodes
Noxious Weeds
![spotted knapweed](/https/www.aphis.usda.gov/sites/default/files/styles/medium/public/weeds-2153088-ppt_1.jpg)
Noxious Weeds
Browse by Plant Pest (A-Z):
- Asian Longhorned Beetle
- Box Tree Moth
- Coconut Rhinoceros Beetle
- Cotton Pests
- Emerald Ash Borer
- European Grapevine Moth
- Flighted Spongy Moth Complex
- Fruit Flies
- Giant African Snail
- Glassy-Winged Sharpshooter
- Golden Nematode
- Grasshopper/Mormon Cricket
- Honey Bee Pests
- Imported Fire Ants
- Japanese Beetle
- Old World Bollworm
- Pale Cyst Nematode
- South American Cactus Moth
- Spongy Moth
- Spotted Lanternfly
- Witchweed
Plant Diseases
Potato Diseases
![Potato tuber cut open to show areas of black and brown rot in the tuber flesh caused by Dickeya chrysanthemi.](/https/www.aphis.usda.gov/sites/default/files/styles/medium/public/dickeya-1563598-north-carolina-bugwood.jpg)