Digital Nature

Spectacular techno-botanical art at night October 21 & 22

Birds in the Garden

Car show of Thunderbirds, Bluebirds, Roadrunners and more October 1

Join Us!

Become a member and meet people like noted tree guru Matt Ritter October 1.

Baldwin Lake

Restoring a magnificent gem

Crescent Farm

Where we demonstrate water conservation!


Members RSVP now for the Oct. 1 annual meeting

Our guest speaker Matt Ritter, Professor of Botany at Cal State San Luis Obispo, will be discussing the future of California’s urban forests Saturday, October 1, 9:30-11:30am. Members join us for tours, garden updates, family mosaic crafts and a light continental breakfast. Please RSVP by September 29 at 626.821.3233 or

Greenhouse gases could extend California’s drought for centuries

Clues from prehistoric droughts and arid periods in California show that today’s increasing greenhouse gas levels could lock the state into drought for centuries, according to a study led by UCLA professor Glen MacDonald.

The Queen Anne Cottage: Planning its Future

A recent comprehensive assessment of the landmark Cottage was completed by Peyton Hall and his team at Historic Resources Group in Pasadena. Formally known as a Historic Structure Report, the assessment followed national preservation guidelines and developed a plan to care for the Cottage. We thank the Dextra Baldwin McGonagle Foundation for its generous support […]

Nearly 2,000 new books added to our Library

The Arboretum Library has been busy in the last year acquiring 1,802 books of which  536 were e-books.  Arboretum members can check the books out and have access to the e-books from any computer, smart phone or tablet.  The books range from scholarly to popular about plants, wild or under cultivation, crafts and stories too.

Drought Irrigation: A how-to guide to watering

The guide outlines proper water techniques based on your irrigation system.  Any homeowner will find it useful to keep landscapes green and growing. The City of Arcadia produced the guide in cooperation with the Arboretum.

Leigh Adams to receive Global Citizen Award

Leigh Adams, an active leader in the urban sustainable agriculture movement and an interpretive horticulturist at the Arboretum’s Crescent Farm, will be recognized for her contributions to effect positive social change September 28 at the 9th Annual West Coast Global Forum hosted by the United Nations Association of the United States of America, Southern California […]

“The Arboretum Waits for You” is our theme song!

Dan Foliart, the President of the Arboretum Foundation, first visited the garden in the early 1980s and has been returning ever since with wife and two children.  He was inspired to compose a  song, “The Arboretum Waits for You.” Enjoy our special song and his President’s message.

Pokémon Go brings game players to the Arboretum

The Los Angeles Arboretum is on the digital map of Pokémon Go, the hot new smartphone game that uses Augmented Reality.  Game players have been following the map to designated sites, so-called “gyms” and “Poké Stops.” within the Arboretum where they can earn points.  The Serpent Trail and the Rose Garden, for example, are designated “gyms.”

Why do peacocks rattle their feathers?

Find the answer in The New York Times. Dr. Roslyn Dakin and Dr. Suzanne Amador Kane collaborated on the study of peacocks that roam the grounds of the Los Angeles County Arboretum and Botanical Garden. The goal was to develop a basic understanding of the shaking motion, which is a key part of courtship.

The Gold Line makes it easy to visit any day of the week!

The Gold Line now stops in our town of Arcadia,  When you hop off the train at the Arcadia station, you’ll find a shuttle that will take you to the Arboretum in about 20 minutes or so. The Arcadia shuttle is free until June 15. This is the perfect time of year to visit the […]

Tree Identification class with Jerrold Turney October 1

In Southern California we have one of the most diverse urban forests in the U.S. Dr. Jerrold Turney, plant pathologist and certified arborist, will cover 20 trees during a one hour lecture followed by a walk in the Arboretum to see the trees discussed.  Saturday, October 1, 10am-12pm; $25 members; $35 non-members


Birds in the Garden Car Show Saturday, October 1

Our fifth annual car show will feature original Thunderbirds, Bluebirds, Hawks and more avian-inspired vehicles. The show also will feature car- and bird-themed activities for young car enthusiasts, including a scavenger hunt and a photo opportunity behind the wheel of a miniature car. 9am-4:30pm; free with admission; members free

NEW! Online school tour reservations now available

More than 10,000 students a year enjoy our free school tours that focus on Plants and Early California History. Now, for the first time, teachers and administrators can book tours online any time, day or night, seven days a week. It’s so easy and convenient.

John Rabe of Off-Ramp reports about Baldwin Lake

Margaux Viera, a great, great, great granddaughter of E.J. “Lucky” Baldwin, takes the host of KPCC’s Off-Ramp into Baldwin Lake to show him the need for restoring the Lake. Learn about the challenges and solutions to saving the Lake.

Santa Anita Depot Tours

Tour the inside of this historical treasure with a knowledgeable docent and learn about what the depot was like when it was operational. Guided tours offered Tuesday, Wednesday, Sunday, 1-4pm; free with regular admission; members free.

Crescent Farm: See what all the buzzing is about

Our new Crescent Farm showcases modern and ancient water conservation practices and is buzzing with visitors of both the human and insect variety. Stop by and see our drought tolerant lawn alternatives, an arid climate orchard, and more.

The Drought: Time to Step Up

With the current drought emergency, the Arboretum is taking our water savings to a new level.  We’re using new high efficiency irrigation systems, further reducing turf area, and demonstrating new and old water conserving strategies.  Learn more.

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