A tall vertical plant with dark blue flowers. Most all parts of this plant are poisonous.
Pronunciation
(ak-CO-nie-tum)(na-PEL-lus)
Plant Type
All Plants, Perennials Hardy
Hardiness Zone
Cold hardy 4-8, AHS 8-3
Sunlight
partial shade to full sun
Moisture
average to moist, avoid dry
Soil & Site
Prefers moist soils with abundant organic matter.
Flowers
shaped like small helmets or hoods with a beaked front, mostly blue with a few bicolors
Leaves
palmately veined, deeply divided to the center
Dimensions
A tall vertical plant reaching 3-4 feet by 12-18" depending on the cultivar.
Maintenance
Slow to recover from division so best left in place. May need staking. Remember to wash all equipment and hands after working with plant. Can be cut back to control height but this will mean loss of the larger terminal buds.
Propagation
slow from seed, division
Native Site
Native to Europe
Misc Facts
A very toxic plant ingestion of or even touching the sap can cause cardiac or respiratory failure The leaves and roots contain aconitin a narcotic alkaloid. Wash hands after handling this plant. Native to Europe.
Notes & Reference
#40-Manual of Herbaceous Plants (Steven Stills), #54-The Well Tended Garden (DiSabato-Aust), #79-Perennials For Every Purpose (Larry Hodgson)