Plants of Lan Su
The plant collection at Lan Su presents hundreds of species that are native to China. It is home to more than fifty specimen trees, many rare and unusual shrubs and perennials, and curated collections of several significant species.
Plant Guides
Download information about seasonal blooms, special plant types, and more.

Master Species List
View a full list of all Lan Su varieties throughout the year, including their Chinese names.

Spring Plant Guide
Spring brings a rainbow of blooms, from bright red camellias to graceful purple wisteria.

Summer Plant Guide
Summer brings some of our most iconic blooms, water lilies and lotus. But there are many more!

Fall Plant Guide
Autumn is one of the garden’s most eye-catching times, with reds and golds bursting within.

Winter Plant Guide
Learn about some of our hardy plants that are at their best during the colder winter months.

Penjing Guide
Discover the Chinese art of miniature landscaping, penjing. And no, it’s not just bonsai!

Medicinal Plant Guide
Learn about some of our species commonly used in Traditional Chinese Medicine.
Meet Our Finned Friends!
We have 30+ koi and countless goldfish living in Lake Zither. Learn about their cultural significance, care requirements, and more in our Fish Guide!
Horticulture Programs
Events
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Steep & Paint
Featured Steep & PaintLan Su Chinese Garden 239 NW Everett Street, Portland, OR, United StatesBack by popular demand, Steep & Paint returns reimagined with the Oregon Botanical Artists—an immersive afternoon of tea tasting, plant exploration, and guided botanical art.
$56.95 – $66.95 -
Steep & Paint
Featured Steep & PaintLan Su Chinese Garden 239 NW Everett Street, Portland, OR, United StatesBack by popular demand, Steep & Paint returns reimagined with the Oregon Botanical Artists—an immersive afternoon of tea tasting, plant exploration, and guided botanical art.
$56.95 – $66.95 -
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Steep & Paint
Featured Steep & PaintLan Su Chinese Garden 239 NW Everett Street, Portland, OR, United StatesBack by popular demand, Steep & Paint returns reimagined with the Oregon Botanical Artists—an immersive afternoon of tea tasting, plant exploration, and guided botanical art.
$56.95 – $66.95
Related Posts
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Hort Tidbit: An Update on our Weeping Willow ‘Niobe’
Curator of Horticulture Josie Losh explains the treatment plan for a case of oystershell scale found on a weeping willow in the garden. The outlook…
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Culture Spotlight: When Osmanthus Rains
Venus Sun explores the symbolism, traditions, and legends of osmanthus. The flowers may be tiny and fleeting, but their fragrance, and the stories attached to…
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Call for Submissions: 2026 Floral Design Showcase
From November 5-15, 2026, Lan Su Chinese Garden and PNW Florist Association will host the Chrysanthemum Festival Floral Design Showcase. Open to all floral designers…
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Hort Tidbit March 2026: The Elegant Orchid 國蘭, Lan Su’s Namesake
Learn about the orchid, Lan Su’s namesake plant. How can you spot a Chinese orchid, and what kind of conditions do they grow best in?…
Meet our Horticulture Team

Josie Losh
Curator of Horticulture
Josie is an acclaimed horticulturalist who has worked in both wholesale and retail plant nurseries. She received her M.S. in Botany from Zhejiang University in Hangzhou, China. After obtaining her degree, she worked for China’s largest horticultural corporation playing a key role in their international affairs. Josie has visited at least five of Suzhou’s scholar gardens to connect with her peers in Lan Su’s sister city.

Patrick Person
Horticulture Manager
Sara F.
Gardener
Got plant & garden questions?
Our Hort team can help!
Are you trying to care for one of the plant varieties at Lan Su in your own backyard? Or have a special plant you’d like to donate to our collection? Contact Lan Su’s Horticulture Department at 503-228-8131 #3506 or send us an email.
