Do you have questions, suggestions, or photos of invasive plants or alternatives that we could use? You can email us at, or call us at (916) 448-3900.

If you have a question regarding the Plant Risk Evaluator (PRE), email Jan Merryweather at, or call (415) 977-0380 ext. 332.

Our address is:
Attn: PlantRight
Plant California Alliance
1521 I Street
Sacramento, CA 95814

Plant California Alliance Website: