Remove all packaging straight away. Check the compost and water thoroughly if dry, then place the plants outdoors in a sheltered position or in a greenhouse.
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Hydrangea 'Groundbreaker Ruby' is a bold twist on the classic Hydrangea paniculata, compact enough to charm any small garden yet generous in its floral display. Growing to just 40cm tall and spreading to 70cm wide, Hydrangea 'Groundbreaker Ruby' forms a dense, richly branched mat, perfect for borders, terraces, or even as a striking container feature. From July to November, its profusion of flower heads shifts through a spectrum of white, soft pink, and deep ruby, finishing the season with a dramatic dark pink flourish. The fine foliage complements the colourful blooms, while Hydrangea 'Groundbreaker Ruby’s' tidy habit makes it a versatile choice for modern garden designs or as a low-maintenance groundcover.
Thriving in full sun with well-drained soil, Hydrangea 'Groundbreaker Ruby' rewards a light winter prune with a spectacular summer flowering display. Its low-growing, wide-spreading nature ensures it doesn’t overwhelm neighbouring plants, yet it still makes a bold impression in small gardens, patios, or public planting schemes. Hardy to −30°C, Hydrangea 'Groundbreaker Ruby' is as resilient as it is beautiful, combining elegance, longevity, and a vivid seasonal colour story. Whether planted in borders, containers, or as part of a massed display, Hydrangea 'Groundbreaker Ruby' proves that a compact form can deliver an unforgettable impact.
Quantity
Plant profile
Plant calendar
Check each plant’s specifications. Hardy perennials can remain outdoors, while half-hardy and tender varieties should be kept frost-free until the risk of frost has passed.
Plant within a month, preferably sooner. Choose a suitable position, remove weeds and loosen the soil thoroughly, adding compost or well-rotted organic matter where needed.
Gently remove the plant from its pot and plant with the root ball level with the soil surface. Firm gently, water well and add a plant label.
Water regularly until established and whenever the soil feels dry during spring and summer. Feed container-grown plants fortnightly during active growth to encourage healthy flowering.
- Botanical name
- Hydrangea paniculata Groundbreaker® Ruby™
- Flower colour
- White, pink, red
- Established height
- 30-50cm
- Established spread
- 50-70cm
- Growing skill
- Easy to grow
- Habit
- Upright
- Hardiness
- Fully hardy
- Leaf colour
- Green
- Mouse resistant
- Yes
- Plant size
- 1
- Plant spacing
- 3 plants per m2
- Pollinator friendly
- Yes
- Position
-
Sheltered
Exposed - Rabbit resistant
- Yes
- RHS Award (AGM)
- Yes
- Scented
- Yes
- Soil acidity
- Any
- Soil moisture
- Free draining
- Soil type
-
Clay
Loam
Multipurpose compost - Suitable for
-
Pots
Large containers
Borders
Gravel gardens
Wildlife gardens
Cottage gardens
Low maintenance gardens - Sunlight
-
Full sun
Partial shade
Dappled shade - Toxicity
- No report
- Years to establish
- 1-2 years
Perfect for pots
Fragrant
Perennial
Fully hardy
Packed peat-free
Drought tolerant
Low maintenance
Attracts wildlife
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Hydrangea 'Groundbreaker Ruby' reviews
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