Invasive species | UC Agriculture and Natural Resources

Invasive insects, plants and animals threaten the health of our gardens and environment. Learn to how to spot invasives and how to report them.

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Invasive Pests and Plants – Why Worry? What To Do?

October 3, 2024

By Judy Quan

Learn how the Mediterranean Fruit Fly affects Alameda County crops and what you can do to prevent invasive pests from spreading.

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May 13, 2025

By Linda Carloni

The brown marmorated stink bug is an invasive pest in California, damaging gardens, crops, and invading homes. Learn how to identify and manage it.

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December 3, 2024

By Judy Quan

Protect citrus trees from the invasive Asian Citrus Psyllid. Learn how you can help prevent the spread of this harmful pest.

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November 3, 2024

By Linda Carloni

Learn how to identify and manage the invasive Tree of Heaven with guidance from UC Master Gardeners of Alameda County. Protect your landscape today!