North America Native Plant

Streamside Fleabane

Botanical name: Erigeron glabellus var. glabellus

USDA symbol: ERGLG

Life cycle: biennial

Habit: forb

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

Synonyms: Erigeron asperum Nutt. p.p. (ERAS4)  âš˜  Erigeron glabellus Nutt. ssp. typicus Cronquist (ERGLT)  âš˜  Erigeron oblanceolatus Rydb. (EROB4)   

Streamside Fleabane: A Hardy Native Wildflower for Low-Maintenance Gardens Looking for a resilient native wildflower that won’t demand constant attention? Meet streamside fleabane (Erigeron glabellus var. glabellus), a charming member of the aster family that’s perfectly content to thrive with minimal fuss. This delightful perennial brings classic daisy-like blooms to ...

Streamside Fleabane: A Hardy Native Wildflower for Low-Maintenance Gardens

Looking for a resilient native wildflower that won’t demand constant attention? Meet streamside fleabane (Erigeron glabellus var. glabellus), a charming member of the aster family that’s perfectly content to thrive with minimal fuss. This delightful perennial brings classic daisy-like blooms to gardens across much of North America, and it might just be the easy-care native you’ve been searching for.

What Is Streamside Fleabane?

Streamside fleabane is a native North American forb – that’s gardener-speak for a non-woody flowering plant. As both a biennial and perennial (it can behave as either depending on growing conditions), this adaptable wildflower produces lovely small daisy-like flowers with white to pale pink petals surrounding bright yellow centers. Don’t let the fleabane name put you off – it’s an old-fashioned term that has nothing to do with actual fleas!

You might also encounter this plant listed under its scientific synonyms, including Erigeron asperum, Erigeron glabellus ssp. typicus, or Erigeron oblanceolatus, but they’re all referring to the same wonderful wildflower.

Where Does It Grow Naturally?

This hardy native calls a impressive swath of North America home, from the chilly reaches of Alaska all the way down through Canada and into the western United States. You’ll find wild populations thriving in Alaska, Manitoba, Saskatchewan, Colorado, Idaho, Montana, New Mexico, North Dakota, South Dakota, Utah, and Wyoming.

Why Grow Streamside Fleabane?

There are plenty of compelling reasons to give this native beauty a spot in your garden:

  • True native credentials: Supporting local ecosystems has never been easier – this plant belongs here
  • Pollinator magnet: Bees, butterflies, and other beneficial insects absolutely love the nectar-rich flowers
  • Low maintenance: Once established, it’s remarkably drought tolerant and self-sufficient
  • Long bloom season: Enjoy flowers throughout much of the growing season
  • Adaptable: Happy in full sun to partial shade conditions
  • Self-seeding: Will naturalize nicely without becoming aggressive

Perfect Garden Situations

Streamside fleabane shines in several garden settings:

  • Native plant gardens and prairie restorations
  • Wildflower meadows and naturalized areas
  • Pollinator gardens and butterfly habitats
  • Low-maintenance landscape borders
  • Rock gardens and xeriscapes (once established)

Growing Conditions and Care

The beauty of streamside fleabane lies in its unfussy nature. This resilient wildflower adapts to USDA hardiness zones 3-8, making it suitable for most temperate gardens.

Light requirements: Provide full sun to partial shade – it’s quite flexible about lighting conditions.

Soil needs: Well-draining soil is key, but it’s not particularly picky about soil type. Average garden soil works perfectly fine.

Water requirements: While it appreciates regular water during establishment, mature plants are notably drought tolerant. This makes it an excellent choice for water-wise gardens.

Maintenance: Minimal care required! Simply allow it to go through its natural cycle, and it will likely self-seed for future seasons.

Planting Tips for Success

Getting streamside fleabane established in your garden is refreshingly straightforward:

  • Plant seeds in fall or early spring when natural moisture is available
  • Scatter seeds directly where you want plants to grow – they prefer not to be transplanted
  • Barely cover seeds with soil, as they need light to germinate
  • Keep soil consistently moist until seedlings are well-established
  • Once mature, step back and let nature take its course

The Bottom Line

Streamside fleabane represents everything wonderful about native gardening: it’s beautiful, beneficial to wildlife, and blissfully low-maintenance once established. If you’re looking to create habitat for pollinators while reducing your garden workload, this charming wildflower deserves serious consideration. Plus, you’ll have the satisfaction of knowing you’re growing a plant that truly belongs in your local ecosystem.

Whether you’re starting a prairie restoration or simply want to add some native character to your existing garden, streamside fleabane offers reliable performance with minimal input. Now that’s what we call a gardening win-win!

Streamside Fleabane

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

Erigeron L. - fleabane

Species

Erigeron glabellus Nutt. - streamside fleabane

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