Richardson's Anemone Plant Care
Anemonastrum richardsonii (Hook.) Mosyakin
Updated · Sources · How we source care data
Anemonastrum richardsonii, commonly known as yellow thimbleweed, is named after a Scottish naturalist, Sir John Richardson (1787–1865) who found it on Franklin's expedition to the Arctic. It is a perennial, deciduous plant that blooms in mid to early June.
Partial to full shade
At a glance
How do you care for Richardson's Anemone?
Richardson's Anemone grows best in partial to full shade. It is reported as toxic to pets, so keep it out of reach of pets.
What Is the Richardson's Anemone?
Richardson's Anemone (Anemonastrum richardsonii) belongs to the Ranunculaceae family within the Anemonastrum genus.
Richardson's Anemone displays a low rosette, clumping growth habit, reaching up to tall with a spread of approximately . Richardson's Anemone produces delicate, cup-shaped flowers in shades of blue, pink, or white.
What Light Does the Richardson's Anemone Need?
Richardson's Anemone thrives in partial to full shade. Avoid placing Richardson's Anemone in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Partial to full shade
What Soil Mix Works Best for a Richardson's Anemone?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Richardson's Anemone to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Richardson's Anemone?
Repot every 1-2 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Richardson's Anemone?
Richardson's Anemone can be propagated through division, seeds. Similar propagation techniques also apply to flaccid anemone plant care, which shares the same genus.
Is the Richardson's Anemone Toxic to Pets and Children?
Toxic (caution)
Reported as toxic in our plant data. Not verified by the ASPCA.
Toxic to humans and pets
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Richardson's Anemone?
Richardson's Anemone is susceptible to aphids, spider mites, slugs. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
Keep exploring plants
Richardson's Anemone is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Anemonastrum genus — compare its care with other Anemonastrum species on PlantoScan.
Anemonastrum is part of the Ranunculaceae plant family — browse all Ranunculaceae genera and species.
Richardson's Anemone copes with lower light than most plants — browse the full list of low-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Anemonastrum richardsonii (Hook.) Mosyakin, family Ranunculaceae (first published in Phytoneuron 2016-79: 4 (2016)) — World Flora Online record, IPNI name record.
- Pet toxicity: Richardson's Anemone is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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