Corylus avellana (hazel) is a member of the Betulaceae family. This deciduous shrub is characterized by its deciduous foliage. It has a hardiness rating of hardy – very cold winter (-20 to -15ºc), and is hardy throughout the uk and northern europe. many plants grown in containers will be damaged unless given protection. .
When fully mature, Corylus avellana can reach an ultimate height of 4–8 metres and a spread of 4–8 metres. For optimal growth, it prefers west–facing, south–facing, east–facing aspect and exposed, sheltered exposure. It thrives best in chalk, loam, sand soil types and should be placed in a full sun, partial shade position.
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Fruit
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Stem
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