Plumeria Day!

Saturday, July 20. 9am-2pm

Great American Songbook

Saturday, June 22, 7:30pm concert

Summer Nature Camp

Weekly sessions through August 9

What’s Blooming

Lovely jacarandas!

Simply beautiful!

Visit our blooming Rose Garden


We close at 3:30pm Saturday, June 15.

The Arboretum will be closing at 3:30pm and the grounds will be cleared by 4pm on Saturday, June 15, in order to prepare for the evening concert, Dwight Yoakam Live at the Arboretum presented by Supervisor Kathryn Barger.  Gates open 5:30pm for picnicking; 8pm concert by Yoakam.  Concert tickets are available at the Pasadena POPS.

Celebrate nature with dad this Father’s Day June 16.

If your dad likes plants , wildlife and trains bring him to the Arboretum for a day of nature and relaxation this Sunday, June 16.  Stop by the Santa Anita Depot station for a docent-led tour.  Catch a breakfast or lunch at the Peacock Cafe. We’re open our usual hours: 9am-5pm with last entry at […]

Arboretum community art exhibit in the Library

Art Among Us displays the work of active Arboretum members, volunteers, and staff. Their art focuses on the exhibit theme of what the Arboretum means to community members. The show continues in the Arboretum Library until June 27. Included in admission; members free.

Summer Nature Camp begins Monday, June 3!

Children ages 5-11 will enjoy their summer exploring and learning about nature. We get children outside and away from screens to observe and explore wildlife in a natural setting. The Nature Camp runs from June 3 through August 5.  Full session, daily and extended care available.

Reading tree rings: New labs sprout to do the job.

The New York Times provides a wonderful read about tree as “giant organic recording devices. The oldest can tell ancient stories about our world — and even galactic events.” Labs around the world are involved in the data gathering. Read all about it.  

Library Spotlight – Vintage Nursery Catalogs

Looking for early nursery catalogs for the region of Southern California? The Arboretum Library has catalogs going as far back as the late 1800s that are still applicable for today’s horticulturalists. During your visit to the Arboretum, members and non-members of the garden are always welcome to browse our nursery catalogs in our library’s collection! […]

Library Spotlight – Catalog Updates

Hello, folks!  The Arboretum Library’s catalog now has social networking features, including Facebook and Twitter, so that you may share any library material(s) you have found in the catalog, with your friends.  Also be sure to check out and “like” the Arboretum’s Facebook page.

What’s blooming? Trumpet trees

A delayed start to this year’s blooms because of the much-need, extended rains is worth the wait! The pink trumpet trees are arguably the most spectacular blooming trees in the Arboretum’s collection. They punctuate the landscape here with their solid canopies of vibrant, almost hot-pink blooms. The tree,  Tabebuia impetiginosa,  is a South American native […]

Library Spotlight - “Açaí”

The Arboretum Library has many journals and periodicals that cover a range of horticultural topics. These journals include articles about individual types of plants, including one that's been seen around a lot more recently – the açaí.  You've probably seen this ingredient in all sorts of products at the grocery store, but I didn't know much […]

Library Spotlight - “Lessons Learned: Managing Biological Invasion on Hemlock Hill”

The Arboretum Library has many journals and periodicals that cover a range of horticultural topics. These journals include articles by members of the Arboretum staff. The article “Lessons Learned: Managing Biological Invasion on Hemlock Hill (Massachusetts)” by Richard Schulhof (CEO of the Los Angeles County Arboretum & Botanic Garden) in the journal Ecological Restoration details […]

Madagascar Plant Survival, A Garden Walking Tour

How does a plant evolve and adapt to meet the insanely dangerous and hostile conditions found on Madagascar, one of the largest island on earth? Find out on a tour guided by Frank McDonough, Botancial Information Consultant, Saturday, June 15, 11am, included in admission, members free.

Crescent Farm: Community Mosaic Workshop June 15

Crescent’s mosaic stepping stones serve as pathway to the garden, visually reinforcing the ecological concepts at the heart of Crescent’s mission. Join our community stepping stone mosaic project with Piece by Piece Saturday, June 15, 10am, included in admission; members free.

Plant question? Ask our Expert at the Arboretum

We have the knowledge and experience to help you raise healthy plants. Frank McDonough, the Arboretum’s Botanical Information Consultant, answers questions from the public.

Website Under Construction

Over the next few weeks we will be implementing a series of updates to make our website more accessible.

© 2019 Los Angeles County Arboretum and Botanic Garden • 626.821.3222 • 301 North Baldwin Ave, Arcadia, CA 91007 • Website Design by Kirk Projects.

© 2015 Los Angeles County Arboretum and Botanic Gardens

Phone: 626.821.3222

301 N. Baldwin Ave, Arcadia, CA, 91007

Site Design by Kirk Projects