North America Native Plant

Wholeleaf Saxifrage

Botanical name: Saxifraga integrifolia

USDA symbol: SAIN4

Life cycle: perennial

Habit: forb

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

Synonyms: Micranthes bidens Small (MIBI11)  âš˜  Micranthes integrifolia (Hook.) Small (MIIN13)  âš˜  Saxifraga bracteosa Suksd. (SABR14)  âš˜  Saxifraga bracteosa Suksd. var. angustifolia (SABRA5)  âš˜  Saxifraga fragosa Suksd. ex Small var. leucandra Suksd. (SAFRL3)  âš˜  Saxifraga laevicarpa A.M. Johnson (SALA16)   

Wholeleaf Saxifrage: A Hidden Gem for Pacific Northwest Gardens If you’re looking for a charming native groundcover that thrives in those tricky shady spots, let me introduce you to wholeleaf saxifrage (Saxifraga integrifolia). This delightful little perennial might not be the flashiest plant in your garden center, but it’s definitely ...

Wholeleaf Saxifrage: A Hidden Gem for Pacific Northwest Gardens

If you’re looking for a charming native groundcover that thrives in those tricky shady spots, let me introduce you to wholeleaf saxifrage (Saxifraga integrifolia). This delightful little perennial might not be the flashiest plant in your garden center, but it’s definitely one of those slow and steady wins the race kinds of plants that will quietly become one of your favorites.

What Makes Wholeleaf Saxifrage Special?

Wholeleaf saxifrage is a true Pacific Northwest native, naturally growing from British Columbia down through California, Oregon, Washington, and stretching east into Montana. As a perennial forb (think of it as a non-woody flowering plant), it forms attractive basal rosettes of thick, oval-shaped leaves that stay close to the ground.

The real show-stopper comes in late spring when clusters of tiny white flowers appear on slender stems, creating a delicate cloud of blooms that early pollinators absolutely love. It’s the kind of understated beauty that makes you stop and take a closer look.

Where Does It Fit in Your Garden?

This little charmer is perfectly suited for:

  • Native plant gardens where you want authentic regional flora
  • Rock gardens that need something soft to contrast with harder elements
  • Woodland settings under trees where grass struggles
  • Shaded borders that need reliable groundcover

Its facultative wetland status means it’s quite adaptable – it usually prefers moist conditions but can handle drier spots once established. This flexibility makes it a great problem-solver for those areas where you’re not quite sure what will work.

Growing Wholeleaf Saxifrage Successfully

Here’s the good news: this plant isn’t particularly fussy once you understand its preferences. Think cool, moist, and shady – basically the conditions you’d find on a forest floor.

Ideal Growing Conditions:

  • Light: Partial to full shade (it can handle some morning sun but appreciates afternoon shade)
  • Soil: Moist, well-draining soil that doesn’t get waterlogged
  • Hardiness: Thrives in USDA zones 4-8, so it’s quite cold-tolerant
  • Moisture: Consistent moisture is key, but avoid soggy conditions

Planting and Care Tips:

  • Spring is the best time to plant, giving it a full growing season to establish
  • Keep the soil consistently moist, especially during the first year
  • A layer of mulch helps retain moisture and keep the roots cool
  • Very little maintenance required once established – just occasional watering during dry spells

Wildlife and Pollinator Benefits

While wholeleaf saxifrage might look delicate, it’s actually quite the pollinator magnet. Its early spring blooms provide crucial nectar for small bees, flies, and other beneficial insects when not much else is flowering. It’s one of those plants that quietly supports the ecosystem while adding beauty to your space.

Is Wholeleaf Saxifrage Right for Your Garden?

If you have shady, moist areas where you want a low-maintenance native groundcover, wholeleaf saxifrage could be perfect. It’s not going to provide dramatic height or bold colors, but it offers that subtle, naturalistic beauty that makes native plant gardens feel so peaceful and authentic.

The best part? Once established, it’s remarkably self-sufficient. It won’t take over your garden (always a plus), but it will quietly spread to form nice colonies over time. Perfect for gardeners who appreciate plants that know how to behave themselves!

Consider adding wholeleaf saxifrage to your shade garden – your local pollinators will thank you, and you’ll have discovered one of the Pacific Northwest’s best-kept gardening secrets.

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

Arid West

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Western Mountains, Valleys, and Coast

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Wholeleaf 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 integrifolia Hook. - wholeleaf saxifrage

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