Aconitum napellus is a majestic perennial distinguished by its upright spikes of deep blue, helmet-shaped flowers, bringing an elegant and vertical touch to landscaping. Its late blooming extends the garden’s appeal late in the season, while its rich green, dissected foliage creates a beautiful presence in beds or as a backdrop.

Hardiness zone: 3
Mature size: Approximately 100 cm tall 60 cm wide
Sunlight: Sun to partial shade
Flowering: July to September