Actaea racemosa
TAXONOMY
FamilyRanunculaceae
GenusActaea
Zone3
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Plants of the World OnlineABOUT
Actaea racemosa, commonly known as Black Cohosh or Black Bugbane, is a perennial herb native to eastern North America. It thrives in temperate climates and is known for its tall, white flower spikes that bloom in late summer. The plant has a dormancy period during the winter months.
ALSO KNOWN AS
Black Cohosh
Botrophis Actaeoides
Botrophis Pumila
Macrotrys Actaeoides
Actaea gyrostachya
Actaea monogyna
Actaea orthostachya
Botrophis serpentaria
Cimicifuga americana
Cimicifuga racemosa
Cimicifuga serpentaria
Cimicifuga serpentaria var. orthostachya
Macrotrys racemosa
Thalictrodes racemosa
OVERVIEW
VPDCalculate
WaterWet
SoilLoamy
LightIndirect Bright (6 Hours)
Temperature20° C
Humidity60%
Dormancy4 Months
pH5.5
Pressure1,013 mbar
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DETAILS
Care Instructions
Black Cohosh prefers indirect bright light and moderate temperatures. It thrives in environments with high humidity and requires evenly moist soil. Regular watering is essential, but avoid waterlogging the soil.Soil
The plant prefers loamy soil that is well-draining yet retains moisture. A slightly acidic to neutral pH is ideal. Ensure the soil is rich in organic matter to support its nutrient needs.Fertilizer
Use a balanced fertilizer with a nutrient composition of 5-10-5. Fertilize the plant during the growing season, typically in spring and early summer, to support its growth and flowering.Repotting
Repot Black Cohosh every 2-3 years or when it outgrows its container. Choose a slightly larger pot with good drainage. Repotting is best done in early spring before the growing season begins.Propagation
Propagate Black Cohosh through division or seeds. Division is best done in early spring or late fall. Carefully separate the root clumps and replant them in suitable soil. Seed propagation requires stratification and can be more challenging.Pruning
Prune the plant in late fall after the flowering season. Remove spent flower spikes and any dead or damaged foliage to encourage healthy growth in the next season.Toxicity
Black Cohosh is toxic if ingested, particularly to pets and humans. The roots and rhizomes contain compounds that can cause nausea, dizziness, and other symptoms if consumed. Handle the plant with care and keep it out of reach of pets and children.Additional
Black Cohosh has been used historically for medicinal purposes, particularly in treating menopausal symptoms. However, it should be used with caution and under professional guidance due to its potential toxicity.REVOLUTIONIZE YOUR PLANT CARE
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