North America Native Plant

Torrey’s Popcornflower

Botanical name: Plagiobothrys torreyi

USDA symbol: PLTO

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Torrey’s Popcornflower: A Delicate Desert Native Worth Growing If you’re looking to add a touch of delicate charm to your native plant garden, Torrey’s popcornflower (Plagiobothrys torreyi) might just be the perfect annual wildflower you’ve been searching for. This unassuming little beauty brings subtle elegance and ecological value to gardens ...

Torrey’s Popcornflower: A Delicate Desert Native Worth Growing

If you’re looking to add a touch of delicate charm to your native plant garden, Torrey’s popcornflower (Plagiobothrys torreyi) might just be the perfect annual wildflower you’ve been searching for. This unassuming little beauty brings subtle elegance and ecological value to gardens across the American Southwest.

Meet Torrey’s Popcornflower

Torrey’s popcornflower is a native annual forb that belongs to the borage family. As a forb, it’s an herbaceous flowering plant without woody stems—think of it as nature’s way of creating a soft, non-woody ground cover that completes its entire life cycle in just one growing season. The plant gets its charming common name from its small, white flowers that cluster together like tiny kernels of popped corn.

Where It Calls Home

This native gem is naturally found across California and Nevada, where it has adapted perfectly to the region’s unique climate and soil conditions. Being native to the lower 48 states, Torrey’s popcornflower has evolved alongside local wildlife and fits seamlessly into southwestern ecosystems.

Why Gardeners Love (and Should Consider) This Plant

There are several compelling reasons to welcome Torrey’s popcornflower into your garden:

  • Low maintenance: As a desert native, it thrives with minimal water once established
  • Pollinator magnet: Its small white flowers attract native bees and other beneficial insects
  • Natural beauty: Provides delicate texture and soft white blooms that complement bolder natives
  • Ecological value: Supports local wildlife as part of the natural food web
  • Self-seeding: Annual plants often reseed themselves, creating naturalistic drifts

Perfect Garden Settings

Torrey’s popcornflower shines brightest in:

  • Desert and xeriscape gardens
  • Native plant landscapes
  • Rock gardens and naturalistic settings
  • Wildflower meadows and prairies
  • Areas where you want soft, delicate texture

Growing Conditions That Make It Happy

Success with Torrey’s popcornflower comes from mimicking its natural desert habitat:

  • Sunlight: Full sun exposure for best flowering
  • Soil: Well-draining sandy or rocky soils (heavy clay is a no-go)
  • Water: Low water requirements—drought tolerance once established
  • Climate: Best suited for USDA hardiness zones 8-10

Planting and Care Tips

Growing Torrey’s popcornflower successfully is refreshingly straightforward:

  • Timing: Direct seed in fall for spring blooms (mimics natural winter rains)
  • Spacing: Scatter seeds naturally rather than in rigid rows
  • Watering: Water gently until germination, then reduce frequency
  • Maintenance: Minimal care needed—let it follow its natural annual cycle
  • Propagation: Allow plants to self-seed for natural colonies

The Bottom Line

Torrey’s popcornflower may not be the showiest plant in your garden, but it brings something special—the quiet beauty of a true native that asks for little and gives back much. It’s an excellent choice for gardeners who appreciate subtle charm and want to support local ecosystems while creating low-maintenance, water-wise landscapes.

Whether you’re creating a dedicated native plant garden or simply looking to add some delicate texture to your desert landscape, this little annual deserves a spot in your planting plans. Just remember to source seeds responsibly and let this charming native work its quiet magic in your outdoor space.

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