Thank you for your


Humboldt Botanical Gardens Mission is to Inspire, Educate and Grow everyone in or near Humboldt County and Northwestern California though work with schools, clubs and the community.

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Donations may also be made via Snail Mail
Please make donations payable to: Humboldt Botanical Gardens

P.O. Box 6117 Eureka, CA 95502


  • Education Series

    The HBGF Educational Series are monthly programs presented at by local experts located in the Garden or CR class room

Education Series

Humboldt Botanical Garden

2024 Education Series

The HBG Education Committee is excited to be resuming the  Education Series at the Garden. The education committee has scheduled classes featuring local experts to present topics ranging from worm farming to flower photography. Classes will be held on Saturdays at the Garden or College of the Redwoods Classroom and will be free for members, general admission for non-members.

Would you or someone you know be interested in presenting?

Contact Tammy Petitjean at 707-442-5139.



HBGF Annual Plant Sale

May 3-4, 2023 - All Day


Geology of the Humboldt Botanical Garden Area -Natural History

June 15, 2024 10am–11am

Instructor: Frank Bickner



Butterflies -Science/Natural History

July 6, 2024 10am - 11am

Instructor: Dr. Gray Falxa


Bats -Science/Natural History

August 3, 2024 8:30pm - 9:30pm

Instructor: Dr. Scott Osborn


Coastal Dune, Saltmarsh & Prairie Restoration near Table Bluff -Science

September 14, 2024 10am - 11am

Instructor: Kelsey McDonald, California Department of Fish and Wildlife


Soils -Science/Natural History

October 5, 2024 10am - 11am

Instructor: Liz McGee-Houghton


3D Herbarium -Science

November 2, 2024 10am - 11am

Instructor: Cyril W Oberlander


California Condors -Science/Natural History

December 14, 2024 10am - 11am

Instructor: Chris West, Yurok Tribe Wildlife Department