Lupinus perennis ssp.

Wild Blue Lupin

This is the host plant of the Karner Blue Butterfly which is now extirpated in southern Ontario due to loss of habitat. Wild lupin is now found locally in only a few isolated patches in the Rice Lake Plains. When it blooms in June, the blue spikes of blossoms reach 24” tall. A nitrogen fixing species!

Height: 8-24 inches

Sun Requirements: Prefers full sun but will tolerate part shade

Water Requirements: Prefers dry sandy soils

Flowers: Spikes of blue-purple flowers in April to July

Attracts: Butterflies, hummingbirds

Important Butterfly Larval Host