Upcoming Garden Events in Los Angeles, CA – September 2025
Los Angeles is set to host a variety of engaging garden-related events this September, perfect for horticulture enthusiasts, families, and anyone interested in exploring the beauty and diversity of plant life. Here’s a comprehensive guide to the most notable happenings this month:
Guided Garden Tour at Mildred E. Mathias Botanical Garden
Date: Saturday, September 6, 2025
Time: 10:00 AM – 11:00 AM
Location: 707 Tiverton Drive, Los Angeles, CA 90095
Details: Join a free guided tour to explore a diverse collection of plants from around the globe. Designed to be suitable for all ages, this event offers a unique opportunity to deepen your understanding of botanical diversity and conservation.
Roots of Cool Exhibition at Descanso Gardens
Date: September 19–20, 2025
Time: 10:00 AM – 4:00 PM
Location: 1418 Descanso Drive, La Cañada Flintridge, CA 91011
Details: An inspiring exhibition celebrating urban trees, featuring artworks displayed within the Sturt Haaga Gallery and Boddy House. Highlighting the significance of trees in city environments, this event combines art and ecology in a vibrant display.
End of Summer Celebration at Descanso Gardens
Date: Friday, September 19, 2025
Time: 5:00 PM – 7:00 PM
Location: 1418 Descanso Drive, La Cañada Flintridge, CA 91011
Details: An exclusive evening event for members and local residents, featuring live music, local artisans, and hands-on activities. This celebration marks the closing of summer in a festive atmosphere surrounded by natural beauty.
Flower Show School Course 2 by California Garden Clubs
Date: September 25–27, 2025
Location: Details to be announced
Details: A comprehensive course focused on flower show procedures, horticulture, and design. Ideal for gardening professionals and enthusiasts eager to refine their skills and expand their knowledge in floral arrangement and garden presentation.
Before attending, it is recommended to verify event details directly with the organizers, as schedules and locations are subject to change.

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