North America Native Plant

Long-ray Brodiaea

Botanical name: Triteleia peduncularis

USDA symbol: TRPE10

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Brodiaea peduncularis (Lindl.) S. Watson (BRPE)   

Long-Ray Brodiaea: A Delicate California Native Worth Growing Responsibly If you’re looking to add a touch of understated elegance to your California native garden, the long-ray brodiaea (Triteleia peduncularis) might just be the perfect choice. This charming perennial bulb produces delicate clusters of blue to purple flowers that dance atop ...

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 ⚘

Long-Ray Brodiaea: A Delicate California Native Worth Growing Responsibly

If you’re looking to add a touch of understated elegance to your California native garden, the long-ray brodiaea (Triteleia peduncularis) might just be the perfect choice. This charming perennial bulb produces delicate clusters of blue to purple flowers that dance atop slender stems, bringing a wild meadow feeling to cultivated spaces.

What Makes Long-Ray Brodiaea Special

Long-ray brodiaea is a true California native, found exclusively within the Golden State’s diverse landscapes. Also known by its scientific name Triteleia peduncularis, this herbaceous perennial belongs to the group of plants we call forbs – essentially flowering plants without woody stems that die back seasonally and regrow from underground parts.

What sets this brodiaea apart is its graceful form and timing. The plant emerges in spring with grass-like foliage, followed by flowering stems that can reach up to two feet tall, each topped with loose clusters of funnel-shaped blooms. The flowers typically appear in shades of blue to purple, creating a lovely contrast against the green landscape of late spring and early summer.

Where You’ll Find It Growing Wild

This brodiaea calls California home, thriving in grasslands, oak woodlands, and chaparral communities from sea level up to moderate elevations throughout the state. Its natural habitat gives us great clues about how to grow it successfully in our gardens.

A Note About Conservation

Before we dive into growing tips, it’s important to know that long-ray brodiaea has a somewhat uncertain conservation status. While not currently listed as endangered, its populations deserve our respect and protection. If you’re interested in adding this beauty to your garden, please source bulbs only from reputable native plant nurseries that propagate their own stock – never collect from wild populations.

Growing Conditions That Make It Happy

Long-ray brodiaea is wonderfully adapted to California’s Mediterranean climate, which means it appreciates:

  • Well-draining soils (clay, loam, or sandy – just not waterlogged)
  • Full sun to partial shade locations
  • Natural rainfall patterns with wet winters and dry summers
  • USDA hardiness zones 8-10

Interestingly, this plant has a facultative wetland status, meaning it usually grows in areas that are seasonally moist but can also tolerate drier conditions. This makes it quite versatile for different garden situations.

Perfect Garden Roles

Long-ray brodiaea shines in several garden settings:

  • Naturalized meadows: Let it spread naturally among native grasses for an authentic California look
  • Native plant gardens: Combines beautifully with other California natives like lupines and poppies
  • Drought-tolerant landscapes: Requires minimal summer water once established
  • Pollinator gardens: The flowers attract native bees, butterflies, and other beneficial insects

Planting and Care Tips

Growing long-ray brodiaea successfully is all about mimicking its natural cycle:

Planting: Plant bulbs in fall, about 3-4 inches deep and 4-6 inches apart. This gives them time to establish roots during the cool, moist winter months.

Watering: Provide regular water during the growing season (fall through spring), then allow the soil to dry out completely during summer dormancy. Over-watering in summer can actually harm the bulbs.

Maintenance: Very low maintenance once established. Allow foliage to die back naturally – this feeds the bulb for next year’s growth. No need to fertilize; these plants are adapted to California’s naturally nutrient-moderate soils.

Propagation: Bulbs will slowly multiply over time, or you can collect and plant seeds after flowering (though this requires patience as seedlings take several years to bloom).

Why Choose Long-Ray Brodiaea

This native beauty offers several compelling reasons to include it in your landscape:

  • Supports local ecosystems and wildlife
  • Extremely water-wise once established
  • Provides seasonal interest without year-round maintenance
  • Helps preserve California’s botanical heritage
  • Creates habitat for native pollinators

The Bottom Line

Long-ray brodiaea represents the quiet beauty of California’s native flora. While it may not be the showiest plant in your garden, its delicate flowers and ecological value make it a worthy addition for gardeners committed to growing responsibly sourced native plants. Just remember: source ethically, plant thoughtfully, and enjoy watching this little piece of California’s natural heritage thrive in your own backyard.

Long-ray Brodiaea

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Liliales

Family

Liliaceae Juss. - Lily family

Genus

Triteleia Douglas ex Lindl. - triteleia

Species

Triteleia peduncularis Lindl. - long-ray brodiaea

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