Source: California Invasive Plant Council

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Cal-IPC Membership

Group photo from a 2003 Symposium Field Trip
Cal-IPC members on a Symposium field trip in Tahoe.

[For Organizational Membership, click here. If you cannot join/renew online, please call us at (510) 843-3902 ext. 309.]

Members are the heart and soul of Cal-IPC! Join natural resource managers, research ecologists, stewardship volunteers and passionate conservationists in supporting Cal-IPC's programs to stop the spread of invasive plants, protect wildlands, and support climate adaptation.

Click Here to Join/Renew Online!

Stewardship Circle $1,000
Champion $500
Partner $250
Professional $100
Friend $50
Student $25

Membership is active for 12 months. As a Cal-IPC member, you receive:

  • Our newsletter, Cal-IPC News, with the latest news on control methods, policy, and projects.
  • Discounts on registration to our annual Symposium.
  • Invitations to events such as California Invasive Weeds Day at the Capitol each March.
  • E-mail updates on breaking issues.
  • Access to an extensive network of natural resource managers and research ecologists.
... and you help support effective Cal-IPC programs!

Please mail checks to Cal-IPC, 1442-A Walnut St. #462, Berkeley, CA 94709. Questions? Contact


Donations beyond annual membership provide vital support for Cal-IPC's work protecting California's wildlands. Click here to donate online.

If you are considering a legacy gift, please call us for information on planned giving.

We hold a Raffle/Auction of diverse donated items at our annual Symposium as a fundraiser. Popular items include tours, trips, tools, outdoor clothing and gear, books, artwork, wine, and weed-related novelty items.

For more information, please contact us.