North America Native Plant

Circumpolar Starwort

Botanical name: Stellaria ruscifolia aleutica

USDA symbol: STRUA

Life cycle: perennial

Habit: forb

Native status: Native to Alaska  

Circumpolar Starwort: Alaska’s Elusive Native Wildflower If you’re drawn to rare and specialized native plants, you might have stumbled across the intriguing circumpolar starwort (Stellaria ruscifolia aleutica). This perennial Alaska native is one of those plants that makes you feel like you’ve discovered a botanical treasure – mainly because so ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Circumpolar Starwort: Alaska’s Elusive Native Wildflower

If you’re drawn to rare and specialized native plants, you might have stumbled across the intriguing circumpolar starwort (Stellaria ruscifolia aleutica). This perennial Alaska native is one of those plants that makes you feel like you’ve discovered a botanical treasure – mainly because so few people know about it!

What Is Circumpolar Starwort?

Circumpolar starwort is a perennial forb, which is a fancy way of saying it’s a non-woody flowering plant that comes back year after year. Like other members of the starwort family, it likely produces small, delicate star-shaped white flowers that give these plants their charming common name. As a forb, it maintains its herbaceous nature throughout its life, never developing the woody stems you’d see in shrubs or trees.

Where Does It Call Home?

This little wildflower is a true Alaskan native, adapted to the unique conditions of the Last Frontier. Its distribution appears to be limited to Alaska, making it a special representative of the state’s diverse native flora.

The Reality Check: Why This Plant Is Tricky for Home Gardeners

Here’s where we need to have an honest conversation. While circumpolar starwort sounds absolutely enchanting, it comes with some significant challenges for the average gardener:

  • Limited availability: You won’t find this plant at your local garden center or even most specialty native plant nurseries
  • Specialized growing requirements: As an Alaska native, it likely needs very specific cold conditions that are difficult to replicate outside its natural range
  • Conservation considerations: With a Global Conservation Status of S4T3, this plant deserves our respect and careful stewardship
  • Limited cultivation information: There’s simply not much documented experience with growing this plant in home gardens

If You’re Determined to Try…

Should you somehow locate seeds or plants of circumpolar starwort (and please ensure they’re from ethical, conservation-minded sources), here’s what we can reasonably assume about its needs:

  • Climate: This plant almost certainly requires very cold winters and cool summers – think Alaska-level cold tolerance
  • Soil: Like many alpine and arctic plants, it probably prefers well-draining soil and may be adapted to nutrient-poor conditions
  • Sun exposure: Arctic plants often handle full sun well, given the intense but brief growing seasons of their native habitats
  • Moisture: Requirements are unknown, but many arctic plants are adapted to seasonal moisture variations

Better Alternatives for Most Gardeners

Unless you’re gardening in Alaska or have a specialized alpine garden setup, you might want to consider more readily available native starworts or similar plants that can give you that delicate wildflower charm:

  • Common chickweed (Stellaria media) – if it’s native to your area
  • Other regional native Stellaria species
  • Native plants with similar small white flowers suited to your climate zone

The Bottom Line

Circumpolar starwort represents the fascinating diversity of North America’s native plant heritage, but it’s definitely not a beginner’s plant or even suitable for most experienced gardeners outside of very specialized conditions. If you encounter this plant in the wild during Alaska travels, consider yourself lucky to witness a piece of the state’s unique botanical legacy.

For most of us, the best way to appreciate circumpolar starwort is to support conservation efforts that protect its native habitats and to choose locally native alternatives that bring similar beauty to our gardens while supporting our local ecosystems.

Circumpolar Starwort

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Caryophyllaceae Juss. - Pink family

Genus

Stellaria L. - starwort

Species

Stellaria ruscifolia Pall. ex Schltdl. - circumpolar starwort

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