North America Native Plant

Olympic Saxifrage

Botanical name: Saxifraga tischii

USDA symbol: SATI3

Life cycle: perennial

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Olympic Saxifrage: A Rare Alpine Gem for Specialized Gardens If you’re drawn to rare alpine plants and have a passion for mountain flora, Olympic saxifrage (Saxifraga tischii) might just capture your heart. This petite perennial is one of the Pacific Northwest’s botanical treasures, though its rarity means it’s not your ...

Rare plant alert!

Region: Conservation status by state

Status: S1S2: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘

Olympic Saxifrage: A Rare Alpine Gem for Specialized Gardens

If you’re drawn to rare alpine plants and have a passion for mountain flora, Olympic saxifrage (Saxifraga tischii) might just capture your heart. This petite perennial is one of the Pacific Northwest’s botanical treasures, though its rarity means it’s not your typical garden center find.

What Makes Olympic Saxifrage Special

Olympic saxifrage is a native forb – essentially a non-woody perennial plant that forms low-growing cushions perfect for rock gardens. As its common name suggests, this little beauty calls the Olympic Mountains region home, where it has adapted to harsh alpine conditions that would challenge most garden plants.

This perennial lacks the woody stems of shrubs and trees, instead developing its perennating buds at or below ground level – a clever survival strategy for enduring mountain winters.

Where You’ll Find This Alpine Native

Olympic saxifrage has a remarkably limited native range, growing only in British Columbia, Canada, and Washington State in the United States. This restricted distribution makes it a truly special Pacific Northwest endemic.

A Conservation Concern

Important: Before you start planning where to plant Olympic saxifrage, there’s something crucial you need to know. This species has a Global Conservation Status of S1S2, meaning it’s critically imperiled to imperiled in its native range. In simple terms, this plant is rare – really rare.

If you’re determined to grow Olympic saxifrage, please only source it from reputable native plant nurseries that propagate their own stock rather than wild-collecting. Better yet, consider supporting conservation efforts for this species instead of adding it to your garden.

Growing Olympic Saxifrage: Not for Beginners

Let’s be honest – Olympic saxifrage isn’t going to thrive in your average perennial border. This mountain native has very specific needs that mirror its harsh alpine home:

  • Excellent drainage is absolutely essential – think rocky, gravelly soils
  • Cool, moist growing conditions that mimic mountain environments
  • Protection from extreme heat and humidity
  • Likely hardy in USDA zones 4-7, though specific zone information is limited due to its rarity

Garden Design Ideas

If you do manage to source Olympic saxifrage responsibly, it belongs in specialized settings:

  • Alpine rock gardens: Perfect for recreating mountain plant communities
  • Troughs and containers: Easier to control growing conditions
  • Specialty plant collections: For serious alpine plant enthusiasts

Wildlife and Pollinator Benefits

Like many saxifrages, Olympic saxifrage likely produces small white flowers that provide nectar for tiny mountain pollinators, including small native bees and flies. However, specific wildlife interaction data for this rare species is limited.

Should You Grow Olympic Saxifrage?

Here’s the bottom line: Olympic saxifrage is a fascinating native plant that represents the unique flora of the Pacific Northwest’s mountain regions. However, its rarity means most gardeners should admire it in its natural habitat or in botanical collections rather than in home gardens.

If you’re passionate about alpine plants, consider these more readily available native alternatives that won’t impact wild populations:

  • Other Saxifraga species that are more common
  • Native sedums and stonecrops
  • Regional alpine wildflowers

Remember, sometimes the best way to appreciate a rare plant is to leave it in the wild where it belongs, ensuring future generations can discover its mountain magic too.

Olympic Saxifrage

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Saxifragaceae Juss. - Saxifrage family

Genus

Saxifraga L. - saxifrage

Species

Saxifraga tischii Skelly - Olympic saxifrage

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA