Common Name: Monkshood, Wolfsbane
Zones 4 to 8.
Partial sun to part shade.
Plants reach 18 to 24 inches tall and 12 to 18 inches wide;
Clump habit. Growth rate: Moderate.
Upright spikes of lavender-blue flowers shaped like a little hood, thus its common name, monkshood. Aconitum is one of the few blue flowers that bloom from late summer to early fall. Aconitum fischeri has particularly strong stems that will not require staking; and deeply divided, dark green, glossy foliage.