North America Native Plant

Stalked Popcornflower

Botanical name: Plagiobothrys stipitatus

USDA symbol: PLST

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Stalked Popcornflower: A Charming Native Annual for Wet Spots If you’ve been searching for a delicate native wildflower that thrives in those tricky wet areas of your garden, meet the stalked popcornflower (Plagiobothrys stipitatus). This charming little annual might not be the showiest flower in the garden, but it has ...

Stalked Popcornflower: A Charming Native Annual for Wet Spots

If you’ve been searching for a delicate native wildflower that thrives in those tricky wet areas of your garden, meet the stalked popcornflower (Plagiobothrys stipitatus). This charming little annual might not be the showiest flower in the garden, but it has a quiet beauty and ecological value that makes it worth considering for the right spot.

What Is Stalked Popcornflower?

Stalked popcornflower is a native annual forb that belongs 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 before winter. Don’t let its modest size fool you—this little plant plays an important role in its native ecosystems.

The plant gets its whimsical popcornflower name from its clusters of tiny white flowers that, with a bit of imagination, might remind you of scattered popcorn kernels. The stalked part of its name refers to the way its flowers are arranged on distinct stems or stalks.

Where Does It Come From?

This is a true western native, naturally occurring in California, Nevada, and Oregon. As a plant that’s native to the lower 48 states, it has co-evolved with local wildlife and is perfectly adapted to western growing conditions.

Why You Might Want to Grow Stalked Popcornflower

Here are some compelling reasons to consider adding this native annual to your garden:

  • Perfect for wet spots: With its facultative wetland status, this plant thrives in those challenging areas that stay moist longer than other parts of your garden
  • Native plant benefits: Supports local ecosystems and provides food for native insects
  • Low maintenance: As a native annual, it’s naturally adapted to local conditions and requires minimal care
  • Pollinator support: The small flowers attract beneficial insects and native bees
  • Natural look: Perfect for wildflower meadows and naturalized areas

What Does It Look Like?

Stalked popcornflower is a modest beauty. It’s a low-growing forb with hairy leaves and stems that give it a soft, fuzzy appearance. The small white flowers are arranged in characteristic curved clusters that unfurl as they bloom, creating an interesting scorpion-tail-like pattern that’s typical of the borage family.

Don’t expect this plant to dominate your garden—it’s more of a supporting player that adds texture and delicate charm to naturalized plantings.

Growing Conditions and Care

The good news is that stalked popcornflower is relatively easy to grow if you can provide the conditions it prefers:

  • Moisture: Prefers moist to seasonally wet soils—perfect for those soggy spots where other plants struggle
  • Sun exposure: Thrives in full sun to partial shade
  • Climate: Best suited for USDA zones 8-10, where it can complete its growing cycle without severe frost
  • Soil: Adaptable to various soil types as long as moisture needs are met

Planting and Propagation

Since stalked popcornflower is an annual that reproduces by seed, your best bet is direct seeding:

  • Scatter seeds in fall or early spring when natural moisture is available
  • Barely cover the seeds with soil—they need light to germinate
  • Keep the seeding area consistently moist until establishment
  • Once established, plants will often self-seed for following years

Is It Right for Your Garden?

Stalked popcornflower is ideal if you have:

  • A native plant garden or natural landscape
  • Wet or seasonally moist areas that need plant coverage
  • Space for a wildflower meadow or naturalized planting
  • Interest in supporting local pollinators and wildlife

However, it might not be the best choice if you’re looking for:

  • A showy, long-blooming flower for formal beds
  • A plant for dry, arid conditions
  • Something that provides structure or height in the garden

The Bottom Line

Stalked popcornflower may not win any beauty contests, but it’s a valuable native plant that deserves consideration for the right garden situation. If you have wet areas where you’d like to establish native vegetation, or if you’re creating a wildflower meadow in the western United States, this charming little annual could be just what you need. Its ability to thrive in moist conditions, support pollinators, and naturalize with minimal care makes it a worthy addition to any native plant enthusiast’s garden.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Arid West

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Western Mountains, Valleys, and Coast

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Stalked 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 stipitatus (Greene) I.M. Johnst. - stalked popcornflower

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