Aconitum

Description

Aconitum, commonly known as monkshood, is a genus of plants in the family Ranunculaceae. This perennial plant is native to the mountainous regions of the Northern Hemisphere, including North America, Europe, and Asia. The plant is known for its tall, spike-like clusters of flowers that bloom in shades of blue, purple, pink, and white. The plant’s leaves are deeply lobed and can be either basal or alternate.

Taxonomic Information

Appearance

Aconitum plants can grow up to 6 feet tall, with leaves that are deeply lobed and generally dark green. The plant’s flowers bloom in tall spikes and are shaped like a hood, giving rise to its common name, monkshood. The flowers come in shades of blue, purple, pink, and white and have a distinctive shape that sets them apart from other plants. The plant’s roots are also notable, as they are tuberous and can be toxic if ingested.

Care Guide

Aconitum plants require well-draining soil and should be watered regularly, but not overwatered. The plant prefers full sun to partial shade and can be grown in hardiness zones 3-8. Fertilization should be done sparingly, with a balanced fertilizer in the spring. The plant should be pruned in the fall to remove any dead or damaged growth.

Common Pests & Diseases

Aconitum plants are susceptible to a variety of pests and diseases, including aphids, spider mites, and powdery mildew. To prevent these issues, it is important to keep the plant well-watered and to remove any dead or damaged growth. If pests or diseases do occur, they can be treated with insecticidal soap or fungicide, respectively.

Habitat

Aconitum plants are native to mountainous regions and can be found in a variety of habitats, including alpine meadows and forests. The plant prefers cooler temperatures and can grow at high elevations, making it a popular choice for mountain gardens.

Question and Answer

Q: Can Aconitum plants be grown in containers?

A: Yes, Aconitum plants can be grown in containers, but they require well-draining soil and should be watered regularly.

Q: Can Aconitum plants be propagated by division?

A: Yes, Aconitum plants can be propagated by dividing the tuberous roots in the fall.

Q: Are Aconitum plants toxic?

A: Yes, Aconitum plants are toxic if ingested and should be handled with care.

Q: How often should Aconitum plants be fertilized?

A: Aconitum plants should be fertilized sparingly, with a balanced fertilizer in the spring.

Related Plants

• Delphinium
• Cimicifuga
• Helleborus
• Lobelia

References

• “Aconitum.” Missouri Botanical Garden. Accessed September 15, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=245825&isprofile=0&basic=aconitum.
• “Aconitum.” Royal Horticultural Society. Accessed September 15, 2021. https://www.rhs.org.uk/plants/501/ac-on-it-um/details.
• “Monkshood.” The Old Farmer’s Almanac. Accessed September 15, 2021. https://www.almanac.com/plant/monkshood.