North America Native Plant

Artist’s Popcornflower

Botanical name: Plagiobothrys undulatus

USDA symbol: PLUN2

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Allocarya undulata Piper (ALUN2)  âš˜  Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. undulatus (Piper) L.C. Higgins, ined. (PLCHU)   

Artist’s Popcornflower: A Delicate Native Gem for California Wetland Gardens If you’re looking to add a touch of understated elegance to your wetland garden while supporting local ecosystems, artist’s popcornflower (Plagiobothrys undulatus) might just be the perfect choice. This charming California native brings delicate beauty to moist spaces where many ...

Artist’s Popcornflower: A Delicate Native Gem for California Wetland Gardens

If you’re looking to add a touch of understated elegance to your wetland garden while supporting local ecosystems, artist’s popcornflower (Plagiobothrys undulatus) might just be the perfect choice. This charming California native brings delicate beauty to moist spaces where many other plants struggle to thrive.

Meet the Artist’s Popcornflower

Artist’s popcornflower is a petite annual forb that belongs to the borage family. Despite its whimsical common name, this plant is all business when it comes to thriving in California’s wetland environments. As an annual, it completes its entire life cycle in one growing season, making it a dynamic addition to ever-changing garden landscapes.

This native beauty is found exclusively in California, where it has adapted perfectly to the state’s unique Mediterranean climate and seasonal wetland conditions. Its natural habitat tells us everything we need to know about its garden preferences.

Why Plant Artist’s Popcornflower?

There are several compelling reasons to consider adding this native gem to your garden:

  • Native authenticity: As a true California native, it supports local ecosystems and requires no guilt about introducing non-native species
  • Pollinator magnet: The small, delicate white flowers attract native bees and other beneficial insects
  • Wetland specialist: Perfect for rain gardens, bioswales, or naturally moist areas where other plants might rot
  • Low maintenance: Once established in the right conditions, it largely takes care of itself
  • Ecological value: Provides habitat and food sources for native wildlife

Garden Design and Landscape Role

Artist’s popcornflower shines in naturalistic and restoration-style gardens. Its delicate appearance makes it ideal for:

  • Native plant gardens emphasizing California flora
  • Wetland restoration projects
  • Rain gardens and bioswales
  • Edges of ponds or seasonal wetlands
  • Mixed plantings with other moisture-loving natives

The plant’s modest stature means it works best in the foreground of plantings or in areas where visitors can appreciate its subtle charm up close.

Growing Conditions and Care

Success with artist’s popcornflower is all about understanding its wetland nature. This plant is classified as an obligate wetland species, meaning it almost always occurs in wetland conditions. Here’s what it needs:

  • Moisture: Consistently moist to wet soil conditions
  • Light: Full sun to partial shade
  • Soil: Tolerates various soil types as long as they stay moist
  • Climate: USDA hardiness zones 8-10, suited for California’s Mediterranean climate

Planting and Establishment Tips

Getting artist’s popcornflower established requires working with its natural timing:

  • Direct seed in fall when natural rains begin
  • Scatter seeds in prepared, moist soil
  • Ensure consistent moisture throughout the growing season
  • Allow some plants to go to seed for natural reseeding
  • Be patient – as an annual, it may take a season or two to establish a reliable population

Is Artist’s Popcornflower Right for Your Garden?

This native beauty is perfect for gardeners who have naturally moist areas or are creating rain gardens and wetland features. It’s not the right choice for dry gardens or areas where consistent irrigation isn’t feasible.

If you’re passionate about native plants, ecological gardening, or creating habitat for local wildlife, artist’s popcornflower offers an authentic slice of California’s wetland heritage. Just remember that its beauty lies in its delicate, naturalistic charm rather than bold, showy displays.

Consider artist’s popcornflower as part of a larger native wetland planting scheme, where its subtle flowers can complement other moisture-loving California natives for a truly authentic and ecologically valuable garden experience.

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

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Western Mountains, Valleys, and Coast

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Artist’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 undulatus (Piper) I.M. Johnst. - artist'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