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Shrubs

Corylus maxima 'Red Filbert' (F)

filbert 'Red Filbert'

'Red Filbert' is a small tree or large shrub with notable burgundy to purple spring foliage becoming dark green as the season progresses. In late winter it bears purplish-pink catkins that are followed by edible red nuts in the autumn

Synonyms

Corylus maxima 'Frühe van Frauendorf'

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Ultimate height

4–8 metres

Time to ultimate height

10–20 years

Ultimate spread

2.5–4 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

South–facing or West–facing or East–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Betulaceae
Native to GB / Ireland: 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

Tolerant of most soil types as long as well-drained; grows well in chalky soils. For best leaf colour and fruit production grow in sunny position. For fruit production see cobnuts and filberts

Propagation

Propagate by grafting or by layering

Suggested planting locations and garden types

Cottage and informal garden
Low Maintenance
Hedging and screens

Pruning

Pruning group 1 or pruning group 7

Pests

May be be susceptible to caterpillars, gall mites, aphids and sawflies. Squirrels like to feed on the nuts

Diseases

May be susceptible to honey fungus, silver leaf and powdery mildews

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