ILSE KROHN SUPERIOR® – white climbing rose – Kordes
Bring a sense of coastal refreshment to your family garden with ILSE KROHN SUPERIOR®, a white climbing rose that thrives even where brisk breezes demand secure rooting and careful drainage. Its pure, snow-white blooms and dark green foliage create a calm, luminous backdrop for shingle, sea-kale and lavender-inspired planting, while the mild fresh fragrance feels like tea taken in a sheltered nook after a windswept walk. Grown on its own roots for long-term stability, this pharmaROSA® ORIGINAL 2-litre plant settles in reliably, building a strong underground framework in the first year, taller shoots in the second, and full ornamental impact by the third. With moderate maintenance, flexible , and generous repeat flowering, it suits verandas, walls and arbours where you want graceful cover without overwhelming the space. Choose this climbing elegance if you prefer dependable structure, subtle fragrance and uncomplicated enjoyment from season to season.
Usage options
| Target area |
Reasoning |
| Small coastal veranda screen |
Ideal for training along a balcony rail or compact veranda frame, using its manageable height to give privacy without casting deep shade; own-root growth anchors the plant well in breezier sites with attentive drainage, suiting coastal-style beginners and veranda-owners. |
| Family garden pergola or arbour |
Its flexible climbing habit and dense foliage create a cool, dappled tunnel over a seating area, while repeat white blooms keep the structure attractive throughout summer; own-root stamina supports a long-lived garden feature for relaxed, everyday families. |
| Against a sunny house wall |
Trained on wires or a trellis, it clothes brick or render with fresh white flowers and dark leaves, reflecting light into the garden; the stable own-root system supports long-term cover with fewer replacements, appealing to busy home gardeners. |
| Part-shaded side passage |
Tolerant of partial shade, it will flower reliably along side alleys or north-east aspects where many roses struggle; its own-root resilience helps it adapt gradually, giving dependable greenery and bloom for low-fuss corridor-style planting. |
| Cut flowers from a home garden arch |
The high-centred, double blooms are well suited to cutting, so you can harvest stems for the table while enjoying repeat flushes outdoors; own-root regeneration helps the plant recover well from cutting, ideal for informal home florists. |
| Shingle or gravel coastal-style bed |
Planted into well-prepared soil beneath shingle mulch, its pure white flowers sit beautifully with sea kale and blue grasses, while the robust own-root framework copes with exposed conditions when watering is managed, suiting coastal-design enthusiasts. |
| Medium-height flowering hedge or partition |
Set at hedge spacing, it forms a semi-formal, flowering partition between garden zones, with repeat white clusters punctuating dense green foliage; own-root longevity supports a consistent line over many seasons, reassuring long-term plot owners. |
| Large container on sheltered terrace |
In a 40–50 litre container with a sturdy obelisk or trellis, it offers vertical flower without needing ground planting, while own-root growth refills the pot and extends the planting’s useful life, perfect for time-pressed terrace and balcony users. |
Styling ideas
- Seaside-Veranda Arch – Train ILSE KROHN SUPERIOR® over a slim arch with shingle underfoot, pairing with Festuca and sea kale for a breezy coastal look – for lovers of light, easy-care outdoor rooms.
- Tea-Corner Pergola – Cover a compact pergola with this white climber and underplant with lavender in containers, creating a calm nook for afternoon tea – for homeowners wanting simple, enduring structure.
- White-Wall Glow – Fan the rose on wires across a warm house wall, adding pots of peach-leaved bellflower below for soft contrast – for those seeking gentle evening brightness without complex maintenance.
- Shingle-Path Screen – Use two or three plants as a loose screen along a gravel path, weaving in feverfew and honesty for romantic movement – for beginners who enjoy cottage charm with straightforward care.
- Container-Column – Plant one rose in a 50 litre pot with an obelisk and a skirt of trailing thyme, keeping pruning simple but effective – for balcony and terrace gardeners with limited soil but long-term plans.
Technical cultivar profile
| Parameter |
Data |
| Name and registration |
Hybrid Kordesii climbing rose; registered cultivar name and ARS exhibition name: Ilse Krohn Superior; current trade name ILSE KROHN SUPERIOR® white climbing rose, collection: climbing rose. |
| Origin and breeding |
Spontaneous mutation of ‘Ilse Krohn’ (Golden Glow × Rosa kordesii); bred by Reimer Kordes, W. Kordes’ Söhne, Germany; introduced and registered in 1964 as an improved climbing form. |
| Growth and structural characteristics |
Vigorous climber 250–380 cm high, 170–240 cm spread; dense, slightly glossy dark green foliage; moderately thorny shoots; weak self-cleaning so spent blooms benefit from regular deadheading. |
| Flower morphology |
Double, high-centred, pointed buds with 26–39 petals; medium-sized clustered blooms in a cut-rose style; remontant with an abundant second flush, suitable both for display on the plant and for cutting. |
| Colour data and phenology |
Pure, uniform snow-white flowers, sometimes faintly creamy in the centre; colour holds very well, edges may lightly brown in intense sun; milky buds with pale green tips and a subtle pearlescent sheen in full bloom. |
| Fragrance and aroma |
Mild, fresh rose fragrance of restrained intensity; primarily planted for visual effect rather than scent; dense double blooms limit access to stamens, so it is not prioritised as a pollinator-attracting variety. |
| Hip characteristics |
Hip set is generally low due to the full, double flowers; where present, hips are spherical, orange, around 15–22 mm in diameter, and contribute a modest decorative effect in late season. |
| Resistance and winter hardiness |
Hardy to approximately –26 to –23 °C (RHS H7, USDA 5b, Swedish zone 4); medium disease resistance to powdery mildew, black spot and rust; moderate heat tolerance, requiring watering in prolonged dry spells. |
| Horticultural recommendations |
Suited to walls, pergolas and arbours; plant 140–250 cm apart depending on use; prefers well-drained soil, regular feeding, pruning and pest checks; own-root form favours long-term resilience and regeneration. |
ILSE KROHN SUPERIOR® offers luminous white flowers, a manageable climbing habit and reliable repeat bloom on a long-lived own-root framework, making it a thoughtful choice for relaxed, low-complication garden structure.
