Organizational Membership

Join us in stopping the spread of invasive plants, protecting California wildlands and promoting climate adaptation! Organizational members provide core support for Cal-IPC’s innovative programs, while earning professional membership for staff and recognition in the land stewardship community. You may want to also consider becoming a Symposium Sponsor for our annual conference.

Membership Recognition in all newsletter issues for 12 months

Number of Members
Recognition level
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Business Card-sized Ad


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Join us in stopping the spread of invasive plants in California.

Cal-IPC Members receive:

  • Our Cal-IPC News newsletter with the latest news on control methods, policy, and projects.
  • Discounted registration to our annual Symposium.
  • Invitations to events such as California Invasive Weeds Awareness Day at the Capitol each March.
  • E-mail updates on breaking issues.
  • Access to an extensive network of natural resource managers and research ecologists.
  • Use of our Cal-IPC Organizational Member logo


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For more information, or to join/renew via check or invoice, please contact us at or 510-843-3902