Membership & Donations


Membership in the Humboldt Botanical Gardens sustains its day-to-day operations.  With membership comes a host of benefits including reciprocal membership in over 200 botanical gardens across the country*, discounts at many local nurseries, discounted gift memberships, facility rental privileges and more.

Student $20
Senior $25
Individual $35
Family $50
Non-Profit Organization $75
Patron $100
Professional Photographer $150
Business/Organization $250
Groundskeeper $500
Lifetime Member $1000
Benefactor $5000

Join or rejoin HBGF today!  Sign up securely online at below or contact us.


Your donation supports the propagation of endangered plant species; horticultural, gardening and environmental education programs for children and adults; and, the establishment of a local, world-class botanical garden.

There are many naming opportunities still available at the Humboldt Botanical Gardens from tree memorials to entire gardens.  Contact the Humboldt Botanical Gardens Foundation office at (707)442-5139 for more details.

Make a donation securely online through PayPal below or contact us to make a donation.