Wildflower Archive

prairie wildflower

Cliff Beardtongue

Penstemon rupicola

Cliff Beardtongue (Penstemon rupicola)1 of 2
Biodiversity Heritage Library

Native to California, Oregon, and Washington

Washington to northern California

  • Light Full sun Sun tolerance
  • Moisture Dry Moisture preference
  • Zones n/a Cold to heat range
  • Bloom May–Aug Flowering time
  • Height up to 6 in to 15 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 pink and purple flowers peak in June. At up to 6 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 Cliff Beardtongue's pink and purple flowers bloom May to August, peaking in June. It's an early-summer display.

May–AugJanFebMarAprMayJunJulAugSepOctNovDec

Cliff Beardtongue blooms pink & purpleFoliage

Pollinators & wildlife

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
California, Oregon, and WashingtonUnited States (3): CA, OR, WA. Where it grows wild on its own, by state and province.
Native distribution
Washington to northern CaliforniaThe 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
Rocky soilsThe soils it grows in naturally.

Growth & form

Height
up to 6 in (to 15 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
May–AugWhen it flowers.
Flower color
Pink, PurpleThe bloom color, or colors.
Fruit/Seeds
CapsuleThe seed or fruit it sets after flowering.
Toxicity
None knownWhether any part is poisonous to people or pets.