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The Regional Parks Botanic Garden is a naturally beautiful and tranquil living museum of California native plants. Located within Tilden Regional Park in the hills above Berkeley, California, this enchanting 10-acre garden is a sanctuary for many of the state's rare and endangered plants and a place for visitors to wander among trees, shrubs, flowers, and grasses from plant communities throughout the state. The Botanic Garden is welcoming to all visitors from our entire Bay Area community and travelers to the Bay Area.

Upcoming Events

Featured
Butterfly Walks
Aug 16
Butterfly Walks

The Regional Parks Botanic Garden invites you to join Sarab Seth, the butterfly guy, for free guided walks around the Botanic Garden in search of butterflies. Registration is required to attend walks.

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Butterfly Walks
Aug 19
Butterfly Walks

The Regional Parks Botanic Garden invites you to join Sarab Seth, the butterfly guy, for free guided walks around the Botanic Garden in search of butterflies. Registration is required to attend walks.

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Friends 30th Anniversary Celebration
Aug 22
Friends 30th Anniversary Celebration

This year, the Friends of the Regional Parks Botanic Garden will commemorate 30 years of dedicated support for one of California’s most treasured collections of native plants with a celebration on August 22, 2026.

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Family-Friendly Sensory Tour
Aug 23
Family-Friendly Sensory Tour

Join us for a special family-friendly sensory tour. On this tour, you'll explore the garden with hands, nose, ears, and eyes. Smell the sages, feel soft hazel leaves, and look for crayfish in Wildcat Creek.

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Butterfly Walks
Sep 13
Butterfly Walks

The Regional Parks Botanic Garden invites you to join Sarab Seth, the butterfly guy, for free guided walks around the Botanic Garden in search of butterflies. Registration is required to attend walks. Sign ups post on the 1st of the month.

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Fall Plant Sale
Oct 3
Fall Plant Sale

Mark your calendar for the Garden's annual fall plant sale! Public sale hours are 10:00 a.m. to 2:00 p.m., with exclusive access for Friends members starting at 9:00 a.m. Friends memberships may be purchased at the Garden starting at 8:30 a.m. on the day of the sale, or in advance on the Garden website. 

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Plants of Interest

  • Hummingbird monardella

  • Island hazardia

  • Hollyleaf coffeeberry (red berries)

  • Long-stalked morning glory

  • Cleveland sage

  • Santa Cruz Island bush mallow

  • Laurel sumac

  • St. Catherine’s lace (Buckwheat)

  • Santa Cruz Island gooseberry (berries)

  • Common snowberry

  • Delta aster

  • Marsh grindelia (Gumweed)

  • Pleated gentian

  • Buttonwillow

  • Stream orchid

  • Bluebead lily (cobalt blue seed pods)

  • Vine Hill clarkia

  • California brodiaea

  • Bristly checkerbloom

  • Powdery dudleya

Botanical Hotspots of Northern California

Aug 9 Snow Mountain and Mendocino Pass Glenn Keator presents another of his talks on botanical hotspots of northern California. Join us on Sunday, August 9, 10 a.m.-12 p.m., in the Garden Visitor Center. The talk is free and open to the public.

Ongoing Activities

Activity Collection
Plant Sales
Plant Sales

There are no sales until the big fall plant sale on Sat, Oct 3.

Plant sales are on Wed 10:00 AM - 12:00 PM and the first Sat of the month 10:00 AM - 2:00 PM. Here is the current inventory.
Notes:

  • In the event of heavy rain, the plant sale is cancelled.

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Garden Tours
Garden Tours

Our knowledgeable docents provide free guided tours on non-rainy Sat, Sun, and holidays.

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