Growing Hydrangeas in Pots: Choosing Varieties, Planting and Care
Hydrangeas grow well in pots when the variety, container and compost are chosen with their eventual size and moisture needs in mind. Learn how to plant, water, feed and protect...
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Persicaria affinis ‘Darjeeling Red’
Knotweed 'Darjeeling Red'
Bistorta affinis ‘Darjeeling Red’ is a mat-forming perennial that creates dense ground cover with lance-shaped leaves that often flush red in autumn. From summer into early autumn, its flower spikes open pink before deepening to rich red tones. Awarded the RHS Award of Garden Merit, it is disease-free, pest-free, and highly valued by Irish gardeners for edging paths and filling gaps with long-lasting colour.
Plant Details
Flowering Months
Size
- Max Height
- 0.1 m — 0.5 m
- Max Spread
- 0.1 m — 0.5 m
- Growth Habit
- Spreads horizontally along ground, forming dense flat ground cover.
Planting Position
- Sunlight Indicates how much direct sunlight the plant needs each day. Full sun means 6+ hours, part shade is filtered or morning sun, and full shade is little to no direct sun.
- Full Sun Part Shade
- Aspect Aspect refers to the direction the planting spot faces (north, south, east or west). It affects light levels, warmth and exposure.
- North South East West
- Exposure Exposure describes how sheltered or exposed a plant’s position is, particularly to wind and weather.
- Exposed / Sheltered
- Hardiness Hardiness indicates how well a plant tolerates cold conditions outdoors. Higher ratings generally mean greater frost tolerance.
-
(< −20 °C) Extremely hardy
Ideal Soil Conditions
- Soil Type Soil type describes the texture of the soil (clay, sand, loam, chalk). This affects drainage, nutrients and how roots grow.
- Soil Moisture Soil moisture tells you how wet or dry the soil should be for best growth. Match this to your garden conditions for healthier plants.
- Moist but permeable / Poorly-drained / Free draining
- Soil pH Soil pH measures how acidic or alkaline the soil is. It affects nutrient availability and can impact plant growth.
Plant Uses & Merits
- Uses
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- Patios / Courtyards
- Coastal Areas
- Containers
- Rockeries
- Edging
- Flower Borders
- Groundcover
- Merits
-
- Generally disease-free
- Generally pest-free
- No pruning required
- RHS | Award Of Garden Merit
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Best Hydrangeas for Small Gardens
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