Aconitum, Aconite, Monkshood, Monk's Coule 'Album'

Aconitumnapellus

Family
Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus
Aconitum (a-kon-EYE-tum)
Species
napellus (nap-ELL-us)
Synonym
Aconitum pyramidale
Aconitum napellus subsp. pyramidale
Sun Exposure
Light Shade
Foliage
Herbaceous
Smooth
Height
36-48 in. (90-120 cm)
Spacing
15-18 in. (38-45 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
All parts of plant are poisonous if ingested
Bloom Color
White/Near White
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
4.6 to 5.0 (highly acidic)
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
Patent Information
Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

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Gardener's Notes:

1
positive
1
neutral
0
negative
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N
N
(Zone 8a) | March 2014 | positive

Mine grows in deep shade, and the flowers light up in the darkness. It is early blooming in July-August whereas the blue ones bloom in S...Read More

S
S
(Zone 8b) | March 2005 | neutral

White blooming and pretty looking that I cannot give the best growing conditions in my garden. I 've planted it some near a small white S...Read More

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