Wildflower Archive

prairie wildflower

Richardson's Brookfoam

Boykinia richardsonii

Also known as Alaska Boykinia, Bear Flower

Richardson's Brookfoam (Boykinia richardsonii)
Boykinia richardsonii

Native to Alaska

Northern and central Alaska to northwestern Yukon

  • Light Full sun Sun tolerance
  • Moisture Dry Moisture preference
  • Zones 1–5 Cold to heat range
  • Bloom Jun–Aug Flowering time
  • Height up to 2 ft to 0.6 m
  • Life cycle Perennial Annual to perennial
Full details, see below

In the garden

A prairie wildflower for full sun and lean, dry soil. At up to 2 ft, it suits meadows and sunny borders. Hardy in USDA zones 1–5.

Growing conditions

Light
Full sun Partial shade Full shade
Moisture
Dry Moist Wet

Hardiness zones

Find your zone:

Full plant details

Where it grows

Habitat
PrairieThe wild plant community it grows in.
Native range
AlaskaUnited States (1): AK. Where it grows wild on its own, by state and province.
Native distribution
Northern and central Alaska to northwestern YukonThe 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.
Hardiness zones
USDA 1–5 · Canadian 0–2The cold-to-heat climate range it survives.
Soil
Rocky soilsThe soils it grows in naturally.

Growth & form

Height
up to 2 ft (to 0.6 m)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
Jun–AugWhen it flowers.
Flower color
White, PinkThe bloom color, or colors.
Toxicity
None knownWhether any part is poisonous to people or pets.