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Persicaria affinis 'Donald Lowndes' (Knotweed 'Donald Lowndes')

Beginner
skill rating
1 hour care
per year
0.2m
Max height
0.5m
Max spread
5-10 years
To maturity

Plant details

Botanical name

Persicaria affinis 'Donald Lowndes'

Other names

Knotweed 'Donald Lowndes'

Genus

Persicaria Persicaria

Variety or Cultivar

'Donald Lowndes' _ 'Donald Lowndes' is a low-growing, semi-evergreen perennial with dark-green foliage and flower spikes in summer and autumn that emerge light pink and darken with age to dark pink.


Persicaria affinis 'Donald Lowndes' is: Semi evergreen

Habit

Mat Forming

Awards

RHS AGM (Award of Garden Merit)

Flower

Dark-pink, Pale-pink in Summer; Pale-pink, Dark-pink in Autumn

Foliage

Dark-green in Spring; Dark-green in Summer; Dark-green, Bronze in Autumn; Bronze in Winter

How to care

Watch out for

Pests

Generally pest-free.

Diseases

Generally disease-free.

General care

Pruning

Spent flower spikes may be removed.

Propagation methods

Division


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Where to grow

Persicaria affinis 'Donald Lowndes' (Knotweed 'Donald Lowndes') will reach a height of 0.2m and a spread of 0.5m after 5-10 years.

Suggested uses

Cottage/Informal, Beds and borders, Garden edging, Ground Cover, Low Maintenance, Prairie planting, Rock

Cultivation

Plant in any moist, free-draining soil in sun or partial shade.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moisture-retentive, Moist but well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Sun

Aspect

South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

Companion plants

Botanical name

Persicaria affinis 'Donald Lowndes'

Other names

Knotweed 'Donald Lowndes'

Genus

Persicaria Persicaria

Variety or Cultivar

'Donald Lowndes' _ 'Donald Lowndes' is a low-growing, semi-evergreen perennial with dark-green foliage and flower spikes in summer and autumn that emerge light pink and darken with age to dark pink.

Foliage

Semi evergreen

Habit

Mat Forming

Awards

RHS AGM (Award of Garden Merit)


Colour

Flower

Dark-pink, Pale-pink in Summer; Pale-pink, Dark-pink in Autumn

Foliage

Dark-green in Spring; Dark-green in Summer; Dark-green, Bronze in Autumn; Bronze in Winter


How to care

Watch out for

Pests

Generally pest-free.

Diseases

Generally disease-free.

General care

Pruning

Spent flower spikes may be removed.

Propagation methods

Division


Monthly care advice


Where to grow

Persicaria affinis 'Donald Lowndes' (Knotweed 'Donald Lowndes') will reach a height of 0.2m and a spread of 0.5m after 5-10 years.

Suggested uses

Cottage/Informal, Beds and borders, Garden edging, Ground Cover, Low Maintenance, Prairie planting, Rock

Cultivation

Plant in any moist, free-draining soil in sun or partial shade.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moisture-retentive, Moist but well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Sun

Aspect

South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

USDA zones

Zone 8, Zone 7, Zone 6, Zone 5

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This plant likes... Garden match
Soil types: Chalky, Clay, Loamy, Sandy (will tolerate most soil types) Tell us...
Soil drainage: Moisture-retentive, Moist but well-drained Tell us...
Soil pH: Acid, Alkaline, Neutral Tell us...
Light: Partial Shade, Full Sun Tell us...
Aspect: South, East, West Tell us...
Exposure: Exposed, Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...

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ARTICLES WITH THIS PLANT

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By Reading based MSGD garden designer Andrea Newill. A contemporary sloping garden around a generous level terrace within the sloping site, laid with sawn, contemporary beige limestone to tie in… read more


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