trefle.io · Taken Jul 23, 2022 by Anna DeGiuli (cc-by-sa)
Ranunculaceae
Columbia aconite
Aconitum columbianum
Also known as Wild monkshood, Western monkshood, Columbia monkshood
Flowering Plants · Native Plants · Native · Toxic · Blue-Flowers · Woodland · Mountain · Ranunculaceae · Monkshood · Perennial · Shade-Garden · Pollinator
Columbia aconite is a striking native perennial with tall spires of deep blue-purple hooded flowers, ideal for moist woodland or mountain garden settings with partial shade. Provide consistently moist, well-drained soil and avoid letting roots sit in standing water. Caution: all parts of this plant are highly toxic and should be kept out of reach of children and pets.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Water thoroughly, keeping soil evenly moist but well-drained; avoid standing water · Every 7-10 days
- Maintenance
- Moderate
- Soil
- loam
- Soil pH
- 5.4–7.2
- Temperature
- -25°F to 95°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4b-9b
Form & growth
Mature size and habit
- Mature height
- 10 ft – 30 ft
- Spread
- 15 ft
- Spacing
- 18 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- Purple
- Foliage
- Green · Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Arizona, British Columbia, California, Colorado, Idaho, Iowa, Mexico Northeast, Mexico Northwest, Montana, Nevada, New Mexico, New York, Ohio, Oregon, South Dakota, Utah, Washington, Wisconsin, Wyoming
- Attracts
- Bees, Hummingbirds, Butterflies
Sources: trefle, usda
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