Amelanchier x grandiflora 'Princess Diana' (Princess Diana Apple Serviceberry)
Botanical Information
Family | Rosaceae |
Genus | Amelanchier |
Species | x grandiflora |
Cultivar | 'Princess Diana' |
Synonyms | Amelanchier laevis 'Princess Diana', Amelanchier 'Princess Diana' |
Patent Number | US PP6041 |
Category | Woody |
Type | Tree (deciduous), Shrub (deciduous) |
Origin | Hybrid cross of two North American parents, A. arborea and A. laevis. 'Princess Diana' was discovered in a cultivated yard in Elm Grove, Wisconsin, the United States of America in the mid-1980s and patented on October 20th, 1987. Amelanchiers are sometimes referred to as Juneberries due to the berries appearing in that month. |
Ethnobotanical Uses Disclaimer | Berries taste like blueberries and are safe for human consumption but are typically and eagerly consumed by birds. |
Details
USDA Hardiness Zone | 6b - 7a |
USDA Hardiness Ref. | |
Canadian Hardiness Zone | 6 |
Canada Hardiness Ref. | |
RHS Hardiness Zone | H7 |
RHS Hardiness Ref. | |
Temperature (°C) | -21 - (-15) |
Temperature (°F) | -5 - 5 |
Height | 4 - 8 m |
Spread | 4 - 8 m |
Growth | Medium |
Flowering Period | April, May |
Description and Growing Information
Shape | Bushy, broad and upright. |
Landscape | Informal hedge, cottage and informal gardens. |
Propagation | Semi-hardwood cuttings. |
Cultivation | Full sun and partial-shade. Well-drained, moist, clay, sand and loam soils with acid and neutral pH. |
Pests | Fireblight might be a problem. |
Notable Specimens | The A.M. Cuddy Gardens, Strathroy, Ontario, Canada. |
Habitat | Horticultural origin. |
Bark/Stem Description | Medium-textured. |
Leaf Description | Oval-lanceolate with pinnate venation (secondary veins paired oppositely) and margins with fine serration pointing forward. 7.5 cm long. |
Flower Description | Petals with splayed stamens in a star-shape surrounding the pistil. In terminal clusters. |
Fruit Description | Blueberry-like, showy, spherical, 1 cm in diameter and edible. Appearing after flowers bloom, in June. |
Colour Description | The flowers are white. The fruit is purplish-blue in summer and reddish-yellow and orange. The foliage is pale bronze when young and turns to a dark green as it matures. The pistil is light green. |