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Columbian Larkspur | Delphinium trolliifolium

Large, lovely, deep brilliant blue flower. Upper two petals are sometimes milky white, and the spur exceeds an inch in length in the largest of the flowers. Leaves are large, shiny, and deeply lobed. Note: plant is toxic to livestock.


Plant Details

HabitatsRiparian Forests, Bottomland Forests, Mixed Hardwood-Conifer Forest or Woodland
Habitat NotesPrefers moist shady woodlands and along stream banks.
Mature Height2' to 5'
Shade Preferencepart shade, shade
Soil ToleranceMoist, well-drained soil
Special UsesAttracts insects, bees, butterflies, and hummingbirds; ornamental