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.

  • del-tro1 © C. Alexander
  • del-tro-© SevenOaks Native Nursery
  • del-tro-fls © SevenOaks Native Nursery

Plant Details

Riparian Forests
Bottomland Forests
Mixed Hardwood-Conifer Forest or Woodland
Prefers moist shady woodlands and along stream banks.
Mature Height:
2' to 5'
Shade Preference:
Partial Shade, Full Shade,
Soil Tolerance:
Moist, well-drained soil
Special Uses:
Attracts insects, bees, butterflies, and hummingbirds; ornamental