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Rubus 'Boysenberry' (F)

boysenberry

This raspberry/blackberry/dewberry hybrid berry produces long thornless canes which are best trained horizontally to a spread of 3-4m. It has green deciduous leaves. The pale pink or white flowers develop into large elongated - up to 4cm - black fruits

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Size
Ultimate height
1.5–2.5 metres
Time to ultimate height
2–5 years
Ultimate spread
2.5–4 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer White Pink Green Black
Autumn Green Yellow
Winter
Position
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Sheltered
Hardiness
H7
Botanical details
Family
Rosaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Clump forming, Suckering, Spreading branched
Genus

Rubus can be deciduous or evergreen shrubs, often scrambling with bristly or prickly stems bearing simple, lobed, palmate or pinnate leaves and 5-petalled flowers followed by juicy, sometimes edible fruits

Name status

Accepted

How to grow

Cultivation

Train to wires on the sheltered side of a fence or wall, in any fertile soil in sun or partial shade

Propagation

Propagate by division

Suggested planting locations and garden types
  • Cottage and informal garden
  • Edible fruit
  • Wall side borders
Pruning

Once well established, cut fruited canes down to the ground in late autumn and tie in the new canes which have grown over the summer.

Pests

Generally pest-free

Diseases

May be susceptible to grey moulds and honey fungus (rarely)

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