All flowers
Golden Pea Wikimedia Commons
Fabaceae

Golden Pea

Thermopsis rhombifolia

Prairie spirit.

Family
Fabaceae
Genus
Thermopsis
Native to
North America
Bloom season
Spring
Type
Perennial
Height
20-50 cm
Sunlight
Full sun
Soil
Well-drained, sandy, prairie
Water
Low
Hardiness
2-7
Lifespan
Perennial

Did you know

  • It is one of the earliest wildflowers to bloom on the prairies, often appearing while snow patches still linger.
  • The plant fixes nitrogen through symbiotic bacteria in its root nodules, enriching poor prairie soils.
  • Its thick, deep root system makes it extremely drought-tolerant and nearly impossible to transplant.
  • The curved black seed pods pop open explosively when dry, flinging seeds several meters away.
  • Native Americans used various Thermopsis species medicinally, though the plants contain toxic alkaloids.

Color meanings

0

Resilience

1

Prairie heritage

2

Simple beauty

Uses

  • Prairie restoration
  • Native plant gardens
  • Erosion control