North America Native Plant

Torrey’s Popcornflower

Botanical name: Plagiobothrys torreyi var. torreyi

USDA symbol: PLTOT

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Torrey’s Popcornflower: A Charming California Native for Your Wildflower Garden If you’re looking to add some authentic California charm to your native plant garden, meet Torrey’s popcornflower (Plagiobothrys torreyi var. torreyi). This delightful little annual might not be the flashiest flower in the garden, but it has a quiet beauty ...

Rare plant alert!

Region: Conservation status by state

Status: S4T2Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ 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 ⚘

Torrey’s Popcornflower: A Charming California Native for Your Wildflower Garden

If you’re looking to add some authentic California charm to your native plant garden, meet Torrey’s popcornflower (Plagiobothrys torreyi var. torreyi). This delightful little annual might not be the flashiest flower in the garden, but it has a quiet beauty and ecological value that makes it worth considering for the right space.

What is Torrey’s Popcornflower?

Torrey’s popcornflower is a native California annual forb belonging to the borage family. As an annual, it completes its entire life cycle in one growing season, sprouting from seed, flowering, setting seed, and dying back all within a single year. This herbaceous plant lacks woody tissue and stays relatively close to the ground, making it perfect for filling in gaps in wildflower plantings.

The plant gets its whimsical popcornflower name from its small, white flowers that cluster together in curved, coiled arrangements that somewhat resemble tiny kernels of popped corn. These flowers are typically small and delicate, creating a subtle but charming display when the plant is in bloom.

Where Does It Grow Naturally?

This California native has a limited natural range, growing exclusively within the Golden State. You’ll find it in various habitats throughout California, from coastal areas to inland valleys, where it has adapted to the Mediterranean climate and local soil conditions.

Why Consider Torrey’s Popcornflower for Your Garden?

While Torrey’s popcornflower may not be the star of the show, it offers several compelling reasons to include it in your native plant palette:

  • True California native: Supporting local biodiversity by growing plants that naturally belong in your region
  • Pollinator friendly: The small flowers attract native bees and other beneficial insects
  • Low maintenance: Once established, it requires minimal care and can self-seed for future years
  • Naturalistic appeal: Perfect for creating authentic wildflower meadows and naturalized areas
  • Ground cover potential: Its low-growing habit makes it useful for filling spaces between larger plants

Garden Design and Landscape Role

Torrey’s popcornflower works best in informal, naturalistic settings rather than formal flower borders. Consider incorporating it into:

  • Native wildflower meadows
  • Naturalized garden areas
  • Native plant restoration projects
  • Spaces between larger perennial natives
  • Areas where you want seasonal color that doesn’t require ongoing maintenance

Because it’s an annual, expect it to come and go with the seasons, but don’t be surprised if it pops up in new locations the following year thanks to self-seeding.

Growing Conditions and Care

One of the best things about Torrey’s popcornflower is its relatively easygoing nature. Here’s what it prefers:

  • Sun exposure: Full sun to partial shade
  • Soil: Well-draining soils; tolerates poor soil conditions
  • Water: Minimal water once established; adapted to California’s dry summers
  • Climate zones: USDA zones 8-10, well-suited to Mediterranean climates

Planting and Propagation Tips

Growing Torrey’s popcornflower is refreshingly straightforward:

  • Seeding: Direct seed in fall for spring germination, mimicking natural rainfall patterns
  • Spacing: Scatter seeds rather than planting in rows for a natural look
  • Watering: Provide some water during germination, then reduce as plants establish
  • Maintenance: Allow plants to go to seed if you want them to return next year

Important Conservation Note

Torrey’s popcornflower has a somewhat uncertain conservation status, which means it may face some population pressures in the wild. If you choose to grow this species, please source seeds or plants from reputable native plant suppliers who collect responsibly and sustainably. Avoid collecting seeds from wild populations, and consider this plant as part of conservation efforts to maintain California’s native flora.

Is Torrey’s Popcornflower Right for Your Garden?

This charming native works best for gardeners who appreciate subtle beauty and want to support local ecosystems. It’s ideal if you:

  • Are creating or maintaining a native California garden
  • Want low-maintenance plants that support pollinators
  • Enjoy naturalistic, meadow-style plantings
  • Are interested in conservation gardening
  • Don’t mind plants that come and go seasonally

However, it might not be the best choice if you prefer bold, showy flowers or need plants that provide consistent structure and color throughout the year.

Torrey’s popcornflower may be small and understated, but it represents the kind of authentic, ecological gardening that supports California’s native wildlife while creating beautiful, sustainable landscapes. Sometimes the most rewarding plants are the ones that whisper rather than shout.

Torrey’s Popcornflower

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Lamiales

Family

Boraginaceae Juss. - Borage family

Genus

Plagiobothrys Fisch. & C.A. Mey. - popcornflower

Species

Plagiobothrys torreyi (A. Gray) A. Gray - Torrey's popcornflower

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