Bistorta amplexicaulis 'JS Misty Morning'

RHS Plant Profile

red bistort [JS Misty Morning]

RHS / Joanna Kossak

Synonyms

Persicaria amplexicaulis 'Ochtendgrijs'
Bistorta amplexicaulis 'Ochtendgrijs'
Persicaria amplexicaulis JS Misty Morning
Bistorta amplexicaulis JS Misty Morning

Herbaceous Perennial

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A uniform, clump-forming, deciduous herbaceous perennial to 1.4m with ovate green leaves and long, upright spikes of soft pale pink flowers which appear from summer through until the autumn. Suitable for the middle of a flower border

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.5-1 metres
Max Height: 1-1.5 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: East–facing or North–facing or South–facing or West–facing
Exposure: Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

H1A: under glass all year (>15C)
H1B: can be grown outside in the summer (10 - 15)
H1C: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20): H6

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Polygonaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Clump forming
Genus: A genus of herbaceous, rhizomatous perennials with erect, unbranched stems, bearing short terminal spikes of small, white or pink, bell-shaped flowers
Name Status: Accepted

How to Grow

Cultivation

Grow in moisture-retentive but well-drained soil in full sun or partial shade

Propagation

Propagate by division in spring or autumn

Suggested planting locations and garden types

Cottage and informal garden
Wildlife gardens
Wildflower meadow
Flower borders and beds

Pruning

No pruning required

Pests

Generally pest-free but may be susceptible to slugs and snails

Diseases

Generally disease-free