Monkshood

Monkshood

Aconitum carmichaelii 'Arendsii'

This upright perennial bears blue flowers in fall.

  • Blue flowers are produced in fall, providing colour through the bloom season.
  • Upright clump, reaching 1.25 m at maturity; divide every three to four years to maintain vigour.
  • Best in full sun to partial shade to full shade with moist, well-drained soil.
Size
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Plant Characteristics

Sunlight
Full sun, Partial shade, Shade
Soil Moisture
Well-drained, Moist, Average
Hardiness Zone
2 – 2
Mature Height (meters)
1.0 – 1.25
Mature Spread (meters)
0.4 – 0.6
Growth Rate
Medium
Flower Colour
Blue
Foliage Colour
Green
Bloom Time
Fall
Habit
Upright
Deer Resistant
Rabbit Resistant
Pollinator Friendly
Growing & Maintenance Tips
Grows well in full sun but requires sufficient water. Aconitum grows best where shade is provided in the hot hours of the afternoon. Relatively slow- growing, it won't need to be divided regularly. They are very resistant to pests and diseases.Bewareof handling this plant as all parts are highly poisonous.
Notes
Also referred to as Helmet Flower, Wolfsbane, Carmichael Monkshood. The upper sepal of the flower bears a striking resemblance to the cloth hood worn by a medieval monk, thus the common name "Monkshood".

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