Also known as Mountain Fleece · Red Bistort
Bistorta amplexicaulis is a clump-forming perennial with erect spikes of vibrant pink to deep red flowers, blooming from summer to autumn. It thrives in moist, well-drain
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
50% intensity
Thrives in full sun but tolerates partial shade, especially in hotter climates.
Consistent Moisture
50% intensity
Prefers consistently moist soil but dislikes waterlogging.
Moist, well-drained
50% intensity
Hardy
25% intensity
Prefers moderate temperatures but is very hardy and can withstand cold winters.
Outdoor
50% intensity
Low
25% intensity
Does not require heavy feeding; a light application in spring is usually enough.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Keep the soil consistently moist, especially during the growing season. Water thoroughly when the top inch of soil feels dry. Avoid waterlogged conditions, as this can lead to root rot.
Reduce watering in late autumn and winter when the plant is dormant.
Remove spent flower stalks to encourage reblooming and maintain a tidy appearance. In late autumn or early spring, cut back the old foliage to the ground to make way for new growth.
This also helps prevent disease overwintering.
Bistorta amplexicaulis can be propagated by division in early spring or autumn. Carefully dig up established clumps and divide them into smaller sections, ensuring each section has roots and shoots.
Replant immediately into prepared soil.
Established plants in the ground rarely need repotting. If grown in containers, repot every 2-3 years in spring, moving to a slightly larger pot. Use a well-draining potting mix.
Ensure the new pot has adequate drainage holes.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Bistorta Amplexicaulis (Bistorta amplexicaulis)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Caryophyllales |
| Family | Polygonaceae |
| Genus | Bistorta |
| Species | Bistorta amplexicaulis |
Similar in genus Bistorta
Answers based on plant encyclopedia data
