North America Native Plant

Plains Fleabane

Botanical name: Erigeron modestus

USDA symbol: ERMO2

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Erigeron lobatus A. Nelson var. warnockii Shinners (ERLOW)  âš˜  Erigeron plateauensis Cronquist (ERPL6)  âš˜  Erigeron warnockii (Shinners) Shinners (ERWA)   

Plains Fleabane: A Hardy Native Wildflower for Low-Maintenance Gardens If you’re looking for a no-fuss native wildflower that brings delicate beauty to your garden while supporting local pollinators, plains fleabane might just be your new best friend. This charming perennial proves that sometimes the most modest plants make the biggest ...

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

If you’re looking for a no-fuss native wildflower that brings delicate beauty to your garden while supporting local pollinators, plains fleabane might just be your new best friend. This charming perennial proves that sometimes the most modest plants make the biggest impact in the landscape.

Meet Plains Fleabane

Plains fleabane (Erigeron modestus) is a native perennial forb that calls the American Great Plains and Southwest home. Don’t let the fleabane name fool you – this plant earned its moniker from old folk beliefs about repelling fleas, not because it’s unattractive! In fact, this herbaceous wildflower produces lovely small daisy-like blooms that add a subtle elegance to any native garden.

As a perennial forb, plains fleabane lacks woody stems but returns year after year from its root system. You might also encounter this plant under its scientific synonyms, including Erigeron plateauensis or Erigeron warnockii, but they all refer to the same delightful species.

Where Plains Fleabane Calls Home

This resilient wildflower is native to five states across the south-central United States: Arizona, Kansas, New Mexico, Oklahoma, and Texas. It thrives in the challenging conditions of the Great Plains and southwestern regions, making it perfectly adapted to areas with hot summers and variable rainfall.

Why Grow Plains Fleabane?

Plains fleabane offers several compelling reasons to earn a spot in your native plant garden:

  • Native Heritage: As a true native species, it supports local ecosystems and wildlife that co-evolved with the plant
  • Pollinator Magnet: The small but abundant flowers attract native bees, butterflies, and other beneficial insects
  • Low Maintenance: Once established, this drought-tolerant perennial requires minimal care
  • Extended Bloom: Flowers typically appear from spring through fall, providing long-lasting color
  • Adaptable: Thrives in challenging conditions where other plants might struggle

Garden Design and Landscape Role

Plains fleabane works beautifully in several garden styles and serves multiple landscape functions. Consider using it in prairie gardens, where its natural growth habit mimics native grassland ecosystems. It’s also excellent for xeriscaping projects, thanks to its drought tolerance once established.

This versatile wildflower functions well as a ground cover in naturalized areas or as part of a mixed wildflower planting. Its modest height and spreading habit make it perfect for filling in gaps between larger native plants or creating drifts of subtle color in meadow-style gardens.

Growing Conditions and Care

Plains fleabane is refreshingly easy to grow, especially if you can provide conditions similar to its native habitat:

  • Sunlight: Prefers full sun for best flowering
  • Soil: Thrives in well-drained soils; adaptable to various soil types
  • Water: Drought tolerant once established; minimal watering needed
  • Hardiness: Suitable for USDA zones 5-9

Planting and Care Tips

Getting started with plains fleabane is straightforward. Plant in spring or fall when temperatures are moderate. Choose a sunny location with good drainage – this plant doesn’t appreciate soggy feet!

During the first growing season, provide regular water to help establish a strong root system. Once established, you can largely leave it alone. Plains fleabane often self-seeds, so you may find new plants appearing naturally in your garden – a delightful bonus!

The plant requires minimal fertilization, as too much nutrition can actually reduce flowering. A light application of compost in spring is usually sufficient.

Supporting Native Wildlife

By choosing plains fleabane, you’re not just adding beauty to your garden – you’re creating habitat for native wildlife. The flowers provide nectar for pollinators, while the seeds may feed small birds. The plant’s natural growth cycle supports the complex web of insects and other creatures that depend on native vegetation.

Is Plains Fleabane Right for Your Garden?

Plains fleabane is an excellent choice if you:

  • Want to support native ecosystems and wildlife
  • Live within its native range (Arizona, Kansas, New Mexico, Oklahoma, or Texas)
  • Prefer low-maintenance, drought-tolerant plants
  • Are creating a prairie, wildflower, or naturalized garden
  • Need a reliable perennial for challenging growing conditions

While this modest wildflower might not have the showstopping blooms of some garden favorites, its quiet charm, ecological benefits, and easy-care nature make it a valuable addition to any native plant enthusiast’s collection. Sometimes the best garden residents are those that simply show up, do their job, and ask for very little in return – and plains fleabane fits that description perfectly.

Plains 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 modestus A. Gray - plains fleabane

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