North America Native Plant

Nuttall’s Saxifrage

Botanical name: Saxifraga nuttallii

USDA symbol: SANU3

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Cascadia nuttallii (Small) A.M. Johnston (CANU11)   

Nuttall’s Saxifrage: A Delicate Native Beauty for Wetland Gardens If you’re looking to add a touch of Pacific Northwest charm to your wetland garden, Nuttall’s saxifrage (Saxifraga nuttallii) might just be the delicate native perennial you’ve been searching for. This unassuming little forb brings subtle elegance to specialized garden spaces, ...

Nuttall’s Saxifrage: A Delicate Native Beauty for Wetland Gardens

If you’re looking to add a touch of Pacific Northwest charm to your wetland garden, Nuttall’s saxifrage (Saxifraga nuttallii) might just be the delicate native perennial you’ve been searching for. This unassuming little forb brings subtle elegance to specialized garden spaces, though it’s definitely not your typical backyard flower.

Meet Nuttall’s Saxifrage

Nuttall’s saxifrage is a native perennial forb that belongs to the saxifrage family. Like other forbs, it’s a vascular plant that lacks woody tissue, staying herbaceous throughout its life cycle. You might also encounter it under its scientific synonym Cascadia nuttallii, but don’t let the name changes confuse you – it’s the same charming plant.

Where You’ll Find This Pacific Northwest Native

This lovely native calls the Pacific Coast home, naturally occurring in California, Oregon, and Washington. It’s a true regional specialist that has evolved to thrive in the unique conditions of the Western Mountains, Valleys, and Coast region.

The Wetland Specialist

Here’s where things get interesting (and a bit challenging for most gardeners): Nuttall’s saxifrage is classified as an obligate wetland plant. This means it almost always occurs in wetlands and requires consistently moist to wet conditions to survive. If your garden doesn’t have a bog area or water feature, this probably isn’t the plant for you.

What Makes It Special

Despite its specific requirements, Nuttall’s saxifrage offers several appealing qualities:

  • Delicate clusters of small white flowers that attract native pollinators like small bees and flies
  • Low-growing habit perfect for ground cover in appropriate settings
  • Authentic Pacific Northwest character for regional native plant gardens
  • Perennial nature means it returns year after year once established

Growing Conditions and Care

Successfully growing Nuttall’s saxifrage requires recreating its natural wetland habitat:

  • Moisture: Consistent moisture to wet conditions – never let it dry out
  • Light: Partial shade to filtered sunlight
  • Temperature: Cool conditions typical of USDA zones 6-9
  • Soil: Moist, organic-rich soils similar to wetland conditions

Is This Plant Right for Your Garden?

Consider Nuttall’s saxifrage if:

  • You have a bog garden or wetland restoration project
  • You’re creating a specialized Pacific Northwest native plant collection
  • You have consistently moist areas near water features
  • You want to support local native pollinators with authentic regional plants

Skip this plant if:

  • You have typical garden conditions with average moisture levels
  • You’re looking for low-maintenance plants
  • You live outside the Pacific Northwest region
  • You don’t have specialized wetland growing conditions

The Bottom Line

Nuttall’s saxifrage is a beautiful native plant that deserves a place in specialized wetland gardens and restoration projects. While it’s not suitable for most typical garden situations, it’s perfect for gardeners who want to create authentic Pacific Northwest habitat or have naturally wet areas to work with. Its delicate flowers and regional authenticity make it worth the extra effort for the right gardener and the right location.

Remember, this is a plant that has very specific needs – but when those needs are met, it rewards you with the quiet beauty that makes Pacific Northwest flora so special.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Western Mountains, Valleys, and Coast

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Nuttall’s 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 nuttallii Small - Nuttall's saxifrage

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