Wildflower Archive

prairie wildflower

Plains fleabane

Erigeron modestus

Also known as Prairie Fleabane

Plains fleabane (Erigeron modestus)
Erigeron-modestus01

Native to Arizona, New Mexico, Oklahoma, and Texas

Oklahoma and Texas to Arizona, south to adjacent Mexico

  • Light Full sun Sun tolerance
  • Moisture Dry Moisture preference
  • Zones n/a Cold to heat range
  • Bloom Mar–Nov Flowering time
  • Height up to 16 in to 41 cm
  • Life cycle Perennial Annual to perennial
Full details, see below

In the garden

A prairie wildflower for full sun and lean, dry soil. Its white and yellow flowers peak in April. At up to 16 in, it tucks into meadows and sunny borders.

Growing conditions

Light
Full sun Partial shade Full shade
Moisture
Dry Moist Wet

When it blooms

The Plains fleabane's white and yellow flowers bloom March to November, peaking in April. This spring display draws butterflies.

Mar–NovJanFebMarAprMayJunJulAugSepOctNovDec

Plains fleabane blooms white & yellowFoliage

Pollinators & wildlife

  • Butterflies Mitoura gryneus

Butterflies that use this plant

Documented host and nectar records. Each links to a planting guide for that butterfly.

Full plant details

Where it grows

Habitat
PrairieThe wild plant community it grows in.
Native range
Arizona, New Mexico, Oklahoma, and TexasUnited States (4): AZ, NM, OK, TX. Where it grows wild on its own, by state and province.
Native distribution
Oklahoma and Texas to Arizona, south to adjacent MexicoThe same native range, usually more exact than the state list, and often noting where it has spread beyond it.

Growing conditions

Light
Full sunHow much sun it takes, from full sun to full shade.
Moisture
DryThe soil dampness it prefers, from dry to wet.
Soil
Dry, calcareous soilsThe soils it grows in naturally.

Growth & form

Height
up to 16 in (to 41 cm)Typical mature height.
Life cycle
PerennialWhether it lives a single season (annual), two (biennial), or returns for years (perennial).

Flowers, foliage & fruit

Type
WildflowerWhat kind of plant it is.
Bloom
Mar–NovWhen it flowers.
Flower color
White, YellowThe bloom color, or colors.
Toxicity
None knownWhether any part is poisonous to people or pets.