Rosa 'KORimach' (City of Windsor Rose)


Botanical Information

FamilyRosaceae
GenusRosa
Cultivar'KORimach'
SynonymsRosa 'Kormiach'; Rosa 'City of Windsor'; Rosa 'Crimson Spire'; Rosa 'Love's Magic'
Tradmarked NameLiebeszauber™
CategoryWoody
TypeShrub (deciduous)
OriginBred by W. Kordes and sons in Germany and introduced in 1991.

Details

USDA Hardiness Zone6 - 9
USDA Hardiness Ref.
Canadian Hardiness Zone6a - 9b
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-40
Temperature (°F)-30
Height2 m
Spread1 m
GrowthMedium
Flowering PeriodJune, July, August, September, October

Description and Growing Information

General DescriptionA hybrid tea rose.
ID CharacteristicCrimson red full-bodied blooms.
ShapeUpright.
LandscapeBeds and borders, cut flowers, rose gardens, informal gardens, city and courtyard gardens or as a specimen.
CultivationPlant in full to partial sun in moist but well-drained soil. Apply a slow release fertilizer in early spring just as leaves emerge. Prune old flowers to encourage re-blooming.
PestsCan be affected by diseases such as black spot, rose rust, or powdery mildew but each are highly unlikely.
Notable SpecimensVanDusen Botanical Garden, Vancouver, British Columbia, Canada.
HabitatHorticultural origin.
Bark/Stem DescriptionRobust, upright-growing, slightly woody, glaborous medium green stems that don characteristic reddish-green thorns.
Flower/Leaf Bud DescriptionSimple pinnate deep crimson flower buds appearing terminally as solitary buds, or in bunches of 2 - 3 or 4 - 8.
Leaf DescriptionFinely-serrated, simple-pinnate medium to deep green leaves.
Flower DescriptionHighly showy terminal blooms, composed of loosely-arranged whorls of delicate, broad heart-shaped crimson red petals.

Photographs