Sommerabend® – deep red groundcover rose – KORmarec
If You would like a neat carpet of glowing deep red flowers that looks after itself in everyday garden conditions, Sommerabend® is designed to be easy to live with. This low, spreading groundcover rose forms a naturally dense mat of glossy dark foliage, ideal for front gardens, edging paths and softening the base of walls in Irish family plots. Its large, single blooms open in clusters, creating a long, cheerful display that repeats through the season and welcomes bees and other pollinators with their open centres. Own-root plants build a quietly reliable framework, regenerating from the base and giving You a long-lived planting that remains attractive year after year with modest care. Sommerabend® copes well with warm spells and drought, an advantage when summers turn unexpectedly dry. In its first year it concentrates on roots, in the second it builds strong shoots, and by the third it settles into full garden colour, giving You confidence that, once planted with decent drainage, it will thrive steadily even where Atlantic rain and heavier soil are everyday realities.
Use cases
| Target area |
Reason |
| Front garden groundcover under windows |
Low, spreading habit stays below sill height while covering bare soil with a tidy carpet of deep red flowers and glossy foliage, reducing the need for seasonal bedding – an inviting solution for busy beginners |
| Edging along garden paths or drives |
Compact height and lateral spread naturally soften hard lines, while self-cleaning flowers need only occasional tidying, so the path edge stays colourful without demanding meticulous deadheading – ideal for time-pressed households |
| Small rose group in a family lawn island bed |
Planted in a group of 3–5, plants knit together into a broad, flower-covered mound that looks impressive from all sides, giving a designed look with simple planting and straightforward seasonal feeding – reassuring for new garden owners |
| Pollinator-friendly cottage-style border |
Single, open flowers with accessible stamens provide an easy landing platform for bees, bringing life and movement to informal mixed plantings while still offering a controlled, low-growing shape – attractive for wildlife-loving gardeners |
| Urban front garden with limited planting space |
Shallow height and generous spread allow one plant to fill a small strip of soil, creating a sense of abundance where space is tight and simplifying upkeep to watering and a light annual prune – convenient for city-based residents |
| Low-maintenance slope or bank planting |
Spreading roots and branching help stabilise soil and suppress many weeds once established, so the planting becomes easier to manage over time and reduces awkward mowing on banks – practical for hands-on homeowners |
| Large container on patio or balcony |
In a 40–50 litre container, its arching growth spills gracefully over the rim, delivering season-long colour on terraces or balconies where You can control drainage more easily in our wet climate – appealing for apartment gardeners |
| Informal hedge or low divider in family gardens |
Planted in a loose row at recommended spacing, plants grow into a gently interlocking ribbon of red blossom and dark foliage, giving a soft boundary without heavy clipping, well suited to relaxed family spaces |
Decorating ideas
- Cottage strip – line a sunny front fence with Sommerabend® and weave in clumps of tall garden phlox for a soft, romantic cottage-garden feel – ideal for colour-loving rural homeowners
- Contemporary edge – combine a low ribbon of Sommerabend® with upright feather reed grass to contrast red flowers against vertical golden plumes – suited to modern suburban gardens
- Small-island focus – group three plants in a lawn island, underplant with spring bulbs and let the rose take over for summer – perfect for families wanting interest across the seasons
- Driveway welcome – plant along a gravel drive, repeating the rose at intervals and echoing the red with pots near the door – good for those who like a coordinated, low-fuss entrance
- Patio showcase – grow a single plant in a generous 40–50 litre container, underplant with trailing herbs for texture and scent – great for balcony and terrace gardeners
Technical cultivar profile
| Property |
Data |
| Name and registration |
Groundcover and shrub rose, registered as KORmarec. Marketed as Sommerabend® groundcover rose, also exhibited as Sommerabend. Name means “Summer evening” in German, reflecting its warm, deep red blooms. |
| Origin and breeding |
Bred by Wilhelm Kordes, W. Kordes’ Söhne, Germany. Parentage: (‘The Fairy’ × Rosa wichuriana seedling) × ‘Robin Red Breast’. Bred 1991, registered 1992, introduced 1995 via W. Kordes’ Söhne. |
| Awards and recognitions |
ADR award Germany 1996. Best shrub rose, Belfast 1998. RNRS Trial Garden Certificate of Merit, groundcover category, United Kingdom 1994. Grande Rose du Siècle, Lyon, France 1996. |
| Growth and structure |
Low, spreading groundcover habit, height about 25–45 cm, spread 55–105 cm. Moderately dense, glossy dark green foliage, moderately thorny stems. Forms a broad, carpet-like shrub when planted in groups. |
| Flower morphology |
Large, single, flat flowers in clusters, around 2.75–3.95 inches across. Petal count typically 5–12. Remontant with a good second flush. Shows moderate self-cleaning, with some spent blooms dropping naturally. |
| Colour and phenology |
Intense deep red petals with a narrow whitish centre highlighting yellow stamens. Buds dark purplish-red, freshly opened flowers warm red with a silky sheen, colour lightening slightly in strong sun as the bloom matures. |
| Fragrance and aroma |
Very weak, barely perceptible scent with a delicate, soft character. Grown primarily for its long-lasting colour effect and flower form rather than perfume, making it suitable where strong fragrance is not required. |
| Rose hip characteristics |
Occasionally produces small, spherical orange-red hips about 6–10 mm in diameter, adding a subtle decorative touch in late season but not usually a dominant ornamental feature of the plant. |
| Resistance and hardiness |
Winter hardy to about −21 to −18 °C, RHS H7, USDA zone 6b, Swedish zone 3. Disease-prone foliage: very susceptible to powdery mildew and black spot, moderate rust sensitivity, requiring regular preventative care. |
| Horticultural recommendations |
Best performance in full sun with well-drained soil and consistent nutrition. Needs regular fungicide programme or organic disease management. Recommended spacings: 70–150 cm depending on use, 1.6–1.8 plants per m² for mass plantings. |
Sommerabend® offers low, spreading colour, pollinator-friendly single blooms and long-term structure from its own-root growth, giving You a dependable deep red groundcover with modest care needs; an attractive choice if You would like a steady, lasting planting.
