North America Native Plant

Pacific Popcornflower

Botanical name: Plagiobothrys tenellus

USDA symbol: PLTE

Life cycle: annual

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Plagiobothrys asper Greene (PLAS)   

Pacific Popcornflower: A Delicate Native Wildflower for Your Garden If you’re looking for a charming little wildflower that won’t demand much attention but delivers plenty of character, meet the Pacific popcornflower (Plagiobothrys tenellus). This petite annual might not be the showiest plant in your garden, but it brings a quiet ...

Pacific Popcornflower: A Delicate Native Wildflower for Your Garden

If you’re looking for a charming little wildflower that won’t demand much attention but delivers plenty of character, meet the Pacific popcornflower (Plagiobothrys tenellus). This petite annual might not be the showiest plant in your garden, but it brings a quiet elegance that’s hard to resist – plus, it’s doing important work supporting local wildlife.

What is Pacific Popcornflower?

Pacific popcornflower is a native annual forb – essentially a soft-stemmed flowering plant that completes its entire life cycle in one growing season. Don’t let the popcorn name fool you; this isn’t something you’ll be munching on during movie night. The common name likely refers to the small, white clustered flowers that might remind someone of tiny popped kernels.

This little plant grows as a low forb, meaning it’s a vascular plant without woody tissue above ground. Its soft, fuzzy leaves and delicate white flowers give it an almost ethereal quality in the garden.

Where Does It Call Home?

Pacific popcornflower is a true western native, naturally occurring across a impressive range that includes British Columbia, Arizona, California, Idaho, Nevada, Oregon, Utah, and Washington. Being native to both Canada and the lower 48 states, this adaptable little plant has proven it can handle diverse conditions across the western landscape.

Why Consider Pacific Popcornflower for Your Garden?

Here’s why this unassuming native might deserve a spot in your landscape:

  • True native credentials: Supporting local ecosystems by choosing plants that naturally belong in your region
  • Pollinator magnet: Those small white flowers attract native bees and other beneficial insects
  • Low maintenance: As an annual, it handles its own reproduction cycle with minimal fuss
  • Naturalistic charm: Perfect for wildflower meadows and natural-looking garden areas
  • Adaptable nature: Can thrive in both wetland and upland conditions

Perfect Garden Settings

Pacific popcornflower shines in:

  • Native plant gardens
  • Wildflower meadows
  • Naturalized landscapes
  • Areas where you want a soft, cottage-garden feel
  • Transitional zones between wet and dry areas

Growing Conditions and Care

One of the best things about Pacific popcornflower is its flexibility. This plant has a facultative relationship with moisture – it can handle both wetland and non-wetland conditions, though in arid western regions, it tends to prefer slightly drier upland sites.

The plant typically thrives in USDA hardiness zones 3-10, making it suitable for most western gardening climates. Since it’s an annual, you don’t need to worry about winter protection – the plant completes its cycle and sets seed for the following year.

Planting and Establishment Tips

Growing Pacific popcornflower is refreshingly straightforward:

  • Timing: Direct seed in fall or early spring when soil moisture is naturally higher
  • Site selection: Choose areas that receive spring moisture but can handle summer drying
  • Soil preparation: Minimal preparation needed – this plant is adapted to various soil types
  • Maintenance: Once established, it largely takes care of itself
  • Propagation: Allow plants to self-seed for natural spread

The Bottom Line

Pacific popcornflower might not be the star of your garden show, but it’s definitely a reliable supporting player. If you’re creating a native plant garden, establishing a wildflower meadow, or simply want to support local pollinators with minimal effort, this gentle annual deserves consideration. Its adaptable nature, native status, and delicate beauty make it a worthwhile addition to western gardens – especially if you appreciate plants that know how to take care of themselves.

Plus, there’s something deeply satisfying about growing a plant that belongs exactly where you’re planting it. Pacific popcornflower has been quietly doing its thing across the western landscape for countless generations – why not invite it to do the same in your 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

FACU

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

Western Mountains, Valleys, and Coast

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Pacific 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 tenellus (Nutt. ex Hook.) A. Gray - Pacific popcornflower

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