North America Native Plant

Siskiyou Mountain Woodland-star

Botanical name: Lithophragma campanulatum

USDA symbol: LICA21

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Lithophragma heterophyllum (Hook. & Arn.) Torr. & A. Gray var. campanulatum (Howell) M. Peck (LIHEC)   

Siskiyou Mountain Woodland-Star: A Delicate Native Gem for Your Shade Garden If you’re looking for a charming native wildflower that brings delicate beauty to shaded corners of your garden, the Siskiyou Mountain woodland-star might just be your new favorite discovery. This petite Pacific Northwest native has been quietly winning over ...

Siskiyou Mountain Woodland-Star: A Delicate Native Gem for Your Shade Garden

If you’re looking for a charming native wildflower that brings delicate beauty to shaded corners of your garden, the Siskiyou Mountain woodland-star might just be your new favorite discovery. This petite Pacific Northwest native has been quietly winning over gardeners who appreciate understated elegance and low-maintenance plants.

What Is Siskiyou Mountain Woodland-Star?

Siskiyou Mountain woodland-star (Lithophragma campanulatum) is a perennial wildflower native to California and Oregon. As a member of the saxifrage family, this herbaceous plant produces lovely small flowers with distinctively fringed petals that look almost like tiny white or pale pink stars scattered across your garden.

This native beauty grows naturally in the woodlands and mountain regions of the Pacific Northwest, where it has adapted to thrive in the dappled light beneath forest canopies.

Why Gardeners Love This Native Wildflower

There are several compelling reasons to consider adding Siskiyou Mountain woodland-star to your native plant collection:

  • True native status: This plant is genuinely native to the western United States, supporting local ecosystems
  • Pollinator friendly: The delicate flowers attract small native bees and beneficial insects
  • Low maintenance: Once established, it requires minimal care and naturally goes dormant during hot summer months
  • Unique beauty: The fringed petals create an almost lacy appearance that’s quite distinctive
  • Woodland charm: Perfect for creating that natural, forest-floor aesthetic in shaded areas

Perfect Garden Settings

Siskiyou Mountain woodland-star shines brightest in:

  • Woodland gardens and natural areas
  • Rock gardens with partial shade
  • Native plant landscapes
  • Shade gardens needing delicate ground cover
  • Naturalized areas under trees

Growing Conditions and Care

This adaptable native thrives in USDA hardiness zones 6-9, making it suitable for much of the Pacific Coast and similar climates. Here’s what your woodland-star needs to flourish:

Light: Partial shade to dappled sunlight works best, mimicking its natural forest habitat.

Soil: Well-draining soil is essential. It tolerates various soil types but prefers slightly acidic to neutral conditions.

Water: Moderate moisture during the growing season, but allow it to dry out during its natural summer dormancy period.

Temperature: Cool, moist conditions during spring growth, with tolerance for summer heat when dormant.

Planting and Establishment Tips

For the best success with your Siskiyou Mountain woodland-star:

  • Plant in fall when possible, allowing roots to establish during cooler months
  • Choose a spot with morning sun and afternoon shade
  • Ensure good drainage to prevent root rot
  • Don’t worry when plants go dormant in summer – this is completely natural
  • Allow fallen leaves to remain as natural mulch
  • Avoid overwatering during dormant periods

Seasonal Growth Pattern

Understanding this plant’s natural rhythm is key to successful cultivation. Siskiyou Mountain woodland-star emerges in early spring, blooms in late spring to early summer, then gradually goes dormant as temperatures rise. This summer dormancy is completely normal and helps the plant survive hot, dry conditions.

Is This Plant Right for Your Garden?

Siskiyou Mountain woodland-star is ideal for gardeners who:

  • Want to support native ecosystems and pollinators
  • Appreciate subtle, delicate beauty over bold displays
  • Have partially shaded areas that need interesting ground cover
  • Prefer low-maintenance plants that work with natural cycles
  • Are creating woodland or naturalistic garden designs

However, this might not be the best choice if you’re looking for continuous summer color or prefer plants that stay green year-round, as its natural dormancy period means it disappears during the hottest months.

Supporting Your Local Ecosystem

By choosing native plants like Siskiyou Mountain woodland-star, you’re creating habitat for local wildlife and supporting the web of life that has evolved in your region over thousands of years. The small flowers provide nectar for native pollinators, while the plant itself becomes part of the natural food web that supports birds, beneficial insects, and other wildlife.

This charming native wildflower proves that sometimes the most rewarding garden plants are those that work in harmony with nature’s own rhythms and cycles.

Siskiyou Mountain Woodland-star

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

Lithophragma (Nutt.) Torr. & A. Gray - woodland-star

Species

Lithophragma campanulatum Howell - Siskiyou Mountain woodland-star

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