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North America Native Plant

Pale Agoseris

Pale Agoseris: A Cheerful Native Wildflower for Your Garden If you’re looking to add some sunny disposition to your native plant garden, pale agoseris (Agoseris glauca) might just be the perfect candidate. This delightful little wildflower brings early season color and authentic native charm to landscapes across North America. What ...

Pale Agoseris: A Cheerful Native Wildflower for Your Garden

If you’re looking to add some sunny disposition to your native plant garden, pale agoseris (Agoseris glauca) might just be the perfect candidate. This delightful little wildflower brings early season color and authentic native charm to landscapes across North America.

What is Pale Agoseris?

Pale agoseris is a perennial forb that grows as a neat, single-crowned plant reaching about one foot in height. Think of it as a more refined cousin of the dandelion – it produces cheerful yellow flowers that really know how to catch the eye, especially during its mid-spring blooming period. The plant maintains green foliage throughout its growing season and produces brown seeds that add visual interest even after the flowers fade.

Native Status and Geographic Distribution

Here’s where pale agoseris really shines – it’s a true North American native! This adaptable wildflower calls Alaska, Canada, and the lower 48 states home, with an impressively wide distribution spanning from Alberta and British Columbia down through states like California, Colorado, Montana, and extending east to places like Michigan, Minnesota, and Iowa. It’s found in 25 states and several Canadian provinces, making it one of our continent’s more widespread native wildflowers.

Why Consider Pale Agoseris for Your Garden?

There are several compelling reasons to welcome this native beauty into your landscape:

  • Authentic native plant: Supporting local ecosystems with a plant that truly belongs
  • Early season color: Brightens gardens with yellow blooms in mid-spring
  • Low maintenance: Requires minimal fertility and has a rapid growth rate
  • Adaptable: Tolerates various soil types from coarse to fine textures
  • Pollinator friendly: Those sunny yellow flowers are likely to attract bees and other beneficial insects
  • Drought tolerant: Once established, it can handle moderate drought conditions

Where Does Pale Agoseris Fit in Your Garden?

This charming wildflower is perfect for naturalistic garden styles where you want that authentic wild meadow look. It works beautifully in:

  • Prairie gardens and wildflower meadows
  • Native plant borders
  • Xeriscaping projects (thanks to its moderate drought tolerance)
  • Naturalized areas where you want low-growing seasonal interest

Keep in mind that pale agoseris prefers full sun conditions and won’t be happy in shady spots – it’s quite intolerant of shade.

Growing Conditions and Care

The good news is that pale agoseris isn’t particularly fussy about its growing conditions:

  • Soil: Adaptable to coarse, medium, or fine-textured soils with pH between 6.0-8.0
  • Water: Medium moisture requirements with moderate drought tolerance once established
  • Sun: Full sun is essential – avoid shady locations
  • Temperature: Cold hardy to -33°F, suitable for northern climates
  • Fertility: Actually prefers low fertility soils – no need to pamper with rich amendments

Planting and Propagation

Pale agoseris is typically grown from seed, which is fortunate since it produces seeds abundantly from summer through fall. Here are some key points for success:

  • Seeds don’t require cold stratification, making them easier to work with
  • Expect high seedling vigor once they get started
  • The plant has a relatively short lifespan but rapid growth rate
  • Seeds spread at a moderate rate naturally
  • Commercial availability is limited, so you may need to source seeds from specialty native plant suppliers

A Few Things to Keep in Mind

While pale agoseris has many wonderful qualities, there are a few considerations:

  • It has a relatively short lifespan, so think of it as providing a few seasons of enjoyment rather than a permanent garden fixture
  • The plant doesn’t resprout if damaged and has no coppicing ability
  • It’s not fire resistant, so consider placement if you’re in a fire-prone area
  • Wetland status varies by region – it’s more likely to tolerate wet conditions in Alaska and western mountains than in other regions

The Bottom Line

Pale agoseris offers gardeners a wonderful opportunity to grow a truly native wildflower that supports local ecosystems while providing cheerful spring color. Its adaptability to various growing conditions and low maintenance requirements make it an excellent choice for anyone looking to create more naturalistic, sustainable landscapes. While it may not be a long-term garden resident, the joy it brings during its blooming period and its value to native pollinators make it well worth including in your native plant palette.

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

Alaska

FAC

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

Arid West

FACU

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

Great Plains

FACU

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

Midwest

FACU

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

Northcentral & Northeast

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

Pale Agoseris

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Agoseris Raf. - agoseris

Species

Agoseris glauca (Pursh) Raf. - pale agoseris

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