North America Native Plant

Starlet Spineflower

Botanical name: Chorizanthe stellulata

USDA symbol: CHST5

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Starlet Spineflower: A Delicate California Native Worth Discovering Meet the starlet spineflower (Chorizanthe stellulata), a charming little California native that might just steal your heart—if you can find it! This delicate annual wildflower brings subtle beauty and ecological value to native plant gardens, though its somewhat uncertain conservation status makes ...

Rare plant alert!

Region: Conservation status by state

Status: S3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ 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 ⚘

Starlet Spineflower: A Delicate California Native Worth Discovering

Meet the starlet spineflower (Chorizanthe stellulata), a charming little California native that might just steal your heart—if you can find it! This delicate annual wildflower brings subtle beauty and ecological value to native plant gardens, though its somewhat uncertain conservation status makes it a special find worth protecting.

What Makes Starlet Spineflower Special?

Don’t let the name spineflower fool you—this isn’t a prickly customer! The starlet spineflower is actually a gentle, low-growing forb that produces clusters of tiny, star-shaped flowers in white to soft pink. These delicate blooms appear along slender stems, creating an airy, almost ethereal effect in the garden. As an annual plant, it completes its entire life cycle in one growing season, making it a perfect addition to naturalistic plantings that change with the seasons.

Where Does It Call Home?

This California native is endemic to the Golden State, where it originally thrived in coastal areas and inland valleys. You’ll find it naturally occurring in sandy soils, grasslands, and open areas where it can soak up plenty of California sunshine.

A Word of Caution: Rarity Matters

Here’s where things get important: starlet spineflower has an uncertain conservation status (listed as S3?), which suggests it may be vulnerable in some areas. If you’re lucky enough to find seeds or plants available, make sure you’re sourcing them responsibly from reputable native plant nurseries or seed suppliers who ethically collect from abundant populations. Never collect from wild populations!

Why Consider Starlet Spineflower for Your Garden?

Despite its delicate appearance, this little native packs some serious benefits:

  • Pollinator magnet: Small native bees, beneficial insects, and butterflies love its tiny flowers
  • Drought champion: Once established, it thrives with minimal water—perfect for water-wise gardens
  • Low maintenance: As a true native, it doesn’t need fertilizers or fussy care
  • Authentic California character: Adds genuine local flavor to native plant gardens
  • Seasonal interest: Provides spring and early summer color before naturally completing its cycle

Perfect Garden Matches

Starlet spineflower shines in several garden styles:

  • Native plant gardens and California-themed landscapes
  • Wildflower meadows and naturalistic plantings
  • Rock gardens and xeriscapes
  • Slope plantings for gentle erosion control
  • Pollinator gardens focused on native species

Growing Starlet Spineflower Successfully

Climate Needs: Thrives in USDA zones 8-10, making it perfect for California’s Mediterranean climate and similar regions.

Site Selection: Choose a spot with full sun and excellent drainage. Sandy or rocky soils are ideal—this plant definitely doesn’t like wet feet!

Planting Tips:

  • Direct sow seeds in fall for natural winter stratification
  • Lightly rake seeds into the soil surface
  • Water gently until germination occurs
  • Space plants naturally—they’ll find their own comfortable arrangement

Care and Maintenance:

  • Water sparingly once established—think California dry not garden moist
  • Skip the fertilizer—natives prefer lean soils
  • Allow plants to complete their natural cycle and drop seeds for next year
  • Enjoy the show, then let nature take its course

The Bottom Line

Starlet spineflower offers a wonderful opportunity to grow a true California native that supports local wildlife while adding delicate charm to your garden. While its potential rarity means you’ll need to source it thoughtfully, the effort is worthwhile for gardeners passionate about authentic native plantings. Just remember: this little star performer prefers the set it and forget it approach—sometimes the best thing we can do for native plants is simply give them the right conditions and get out of their way!

If you can’t locate starlet spineflower from responsible sources, consider other California native annuals like clarkia, baby blue eyes, or California poppies to achieve similar seasonal color and pollinator benefits in your native garden.

Starlet Spineflower

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

Polygonales

Family

Polygonaceae Juss. - Buckwheat family

Genus

Chorizanthe R. Br. ex Benth. - spineflower

Species

Chorizanthe stellulata Benth. - starlet spineflower

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