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ShrubsFruit Edible

Vaccinium macrocarpon (F)

American cranberry

A prostrate, mat-forming, evergreen shrub that is well suited to boggy garden conditions, with dark green foliage that turns bronze in winter and bell-shaped, pink flowers appearing in summer followed by edible red fruits in autumn

Other common names
cranberry
large cranberry
Synonyms
Oxycoccus macrocarpos
Oxycoccus macrocarpus

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
10–20 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Moisture
Well–drained, Moist but well–drained
pH
Acid
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Pink Green
Autumn Green Red
Winter Bronze
Position
  • Full sun
  • Partial shade
Aspect

East–facing or North–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Ericaceae
Native to the UK
No
Foliage
Evergreen
Habit
Spreading branched
Genus

Vaccinium can be evergreen or deciduous shrubs or small trees, with simple leaves and small, bell- or urn-shaped flowers followed by juicy, sometimes edible berries

Name status

Correct

Plant range
North America

How to grow

Cultivation

Grow in full sun to partial shade in moist but well drained acidic soil. Suited to boggy conditions, keep moist all year. See blueberry cultivation

Propagation

Propagate by taking softwood cuttings in late spring or semi-ripe cuttings in early summer

Suggested planting locations and garden types
  • Ground cover
  • Edible fruit
Pruning

Prune after harvesting to stimulate the production of vigorous uprights that will bear more fruit. Remove deadwood. See pruning blueberries

Pests

May be susceptible to caterpillars

Diseases

May be susceptible to honey fungus (rarely), powdery mildews, root rot and chlorosis due to iron and manganese deficiency; see nutrient deficiencies

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