Malus 'Rosthern' (Rosthern Crabapple)


Botanical Information

FamilyRosaceae
GenusMalus
Cultivar'Rosthern'
CategoryWoody
TypeTree (deciduous)

Details

USDA Hardiness Zone4 - 7
USDA Hardiness Ref.
Canadian Hardiness Zone3a
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-40
Height5 m
Spread2 m
GrowthMedium
Flowering PeriodApril, May

Description and Growing Information

ID CharacteristicVery fragrant blooms.
ShapeUpright columnar.
LandscapeUsed in mass plantings, as an urban accent tree, as a specimen or an ornamental tree as an individual or in groups.
CultivationPlant under full sun in moist but well-drained soil of any acidity. Is highly urban and pollution-tolerant.
PestsTrees are susceptible to fireblight and scab.
Notable SpecimensBark is exfoliating and rough. New growth has a matte ash-like covering.
Flower/Leaf Bud DescriptionSmall, pointed, 2 - 3 scaled terminally-growing buds.
Leaf DescriptionOrnamental, glossy pointed leaves.
Flower DescriptionSmall, fragrant 5-petaled crabapple blossoms.
Fruit DescriptionSmall smooth pomes.
Colour DescriptionDeep red crabapples. Showy light green foliage and delicate pinkish-white blossoms. Mahogany-coloured buds. Reddish-brown bark with a matte, ash-textured film on new growth.
Texture DescriptionMedium.

Photographs