Corylus avellana 'Cosford Cob'
hazel 'Cosford'
A good cobnut for sweet fruits (nuts) with a thin shell, and is a good pollinator. Growing at least two cultivars will ensure cross pollination
Other common names
hazel 'Cosford Cob'
Size
Ultimate height
2.5–4 metresTime to ultimate height
5–10 yearsUltimate spread
2.5–4 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Yellow | Green | ||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Yellow | Brown | ||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or East–facing or North–facing or West–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Betulaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Corylus are deciduous trees and large shrubs with broad leaves, and showy male catkins in early spring, followed by edible nuts
- Name status
Accepted
How to grow
Cultivation
Grows well in chalky soil in sun or partial shade. For fruit production, grow as a goblet-shaped bush. Keep clear soil in a 60cm radius around trunk. See cobnut cultivation, cobnuts and filberts
Propagation
Propagate by chip budding in mid- to late summer or grafting onto clonally produced rootstocks or seedlings in late winter
Suggested planting locations and garden types
- Cottage and informal garden
- Wildflower meadow
- Wildlife gardens
- Edible fruit
- Hedging and screens
Pruning
Brutting or breaking sideshoots half way along their length in August followed by shortening the brutted shoots to 3-4 buds when the catkins are shedding pollen in late winter. When necessary remove up to one third of old overcrowded shoots to the main branches
Pests
May be be susceptible to caterpillars, gall mites, aphids and sawflies. Squirrels like to feed on the nuts
Diseases
May be susceptible to silver leaf, Powdery mildews and honey fungus
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