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Prairie Larkspur Wikimedia Commons
Ranunculaceae

Prairie Larkspur

Delphinium carolinianum

Lightness of being.

Family
Ranunculaceae
Genus
Delphinium
Native to
United States
Bloom season
Spring, Summer
Type
perennial
Height
1-3 ft
Sunlight
full sun
Soil
well-drained, sandy to loamy
Water
low to moderate
Hardiness
4-8
Lifespan
perennial

Did you know

  • All parts of larkspur are highly toxic to cattle, causing more livestock deaths in the western US than any other poisonous plant.
  • The name 'delphinium' comes from the Greek word for dolphin, as the flower bud was thought to resemble a leaping dolphin.
  • The distinctive spur at the back of each flower holds nectar accessible only to long-tongued pollinators like bumblebees and sphinx moths.
  • Native Americans used the crushed seeds mixed with water as an insecticide to treat head lice.
  • Prairie larkspur goes dormant by midsummer, disappearing entirely underground and leaving no trace until the following spring.

Color meanings

0

levity

1

open heart

2

ardent attachment

Uses

  • native plant gardens
  • prairie restoration
  • cut flowers
  • traditional insecticide