Berberis aquifolium 'Apollo' (Apollo Oregon Grape)


Michael's Opinion

Berberis aquifolium 'Apollo' is a multi seasonal, hardy plant that can survive very harsh winters. It has vigorous, low spreading, glossy, deep green, pinnate leaves often turning purple in winter. In the spring it has an abundance of richly yellow flowers in large clusters and edible berries in autumn. It will virtually grow anywhere, even beneath other trees and shrubs.

Botanical Information

FamilyBerberidaceae
GenusBerberis
Speciesaquifolium
Cultivar'Apollo'
SynonymsMahonia aquifolium 'Apollo'(Name changed to Berberis aquifolium 'Apollo' in 2019)
CategoryWoody
TypeShrub (evergreen)

Details

USDA Hardiness Zone7b - 8a
USDA Hardiness Ref.
Canadian Hardiness Zone7
Canada Hardiness Ref.
RHS Hardiness ZoneH5
RHS Hardiness Ref.
Temperature (°C)-15 - (-9)
Temperature (°F)5 - 15
Height1 - 2 m
Spread1 - 3 m
GrowthMedium
Flowering PeriodMarch, April

Description and Growing Information

General DescriptionBerberis aquifolium 'Apollo' or Apollo Oregon Grape is a hardy, ground-covering shrub bearing large, voluptuous clusters of yellow flowers in spring and summer and blackish-purple, edible fruit in autumn.
ID CharacteristicIn spring and summer leaves are glossy dark green and spine-toothed; flower clusters are vibrant yellow. In autumn, stems turn purple and bear clusters of dark blue almost back berries.
LandscapeUsed mainly as ground cover. Also can be placed on banks and slopes since it needs little moisture. It will attract wildlife such as birds, butterflies and bees. Also does well in residential and commercial locations, parks and coastal areas.
PropagationBy grafting, layering or hard wood cuttings. Roots require soaking prior to planting. Plant cuttings twice as deep as their length. Add a handful of bone meal to promote growth. Can also be propagated from seed after being eaten by birds or scarification.
CultivationGrow in shade, in well drained soil. Moderate tolerance to salt. Needs very little water; very heat and cold resistant.
PestsPossible problems include: gall and scale insects, rust and powdery mildew. Flowers and fruit may attract unwanted wildlife.
Notable SpecimensRoyal Botanical Gardens, Burlington, Ontario, Canada.
HabitatNear woods and bush lands, in oak and conifer forests and on mountain slopes.
Bark/Stem DescriptionRed and corklike, somewhat irregular, covered with scars from foliage and flower buds.
Flower/Leaf Bud DescriptionLeaf buds are 5 mm in diameter and flower buds are larger, brown and terminal. Each appears in early spring.
Leaf DescriptionGlossy, leathery, dark green, pinnate, spine-toothed, up to 20 cm long, glossy purple in winter.
Flower DescriptionSmall, vibrant yellow, in large, dense clusters.
Fruit DescriptionBerry-like, blackish-purple, clustered. Berries are edible and can be made into jam.
Colour DescriptionDark green leaves in spring and summer, turning purple in autumn and winter. Stems are red throughout all seasons. Flowers are vibrant yellow turning into blackish-purple berries.

Photographs