Corylus avellana 'Halls Giant' (Hazelnut Halls Giant)
Corylus avellana 'Halls Giant' (Hazelnut Halls Giant)
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Corylus avellana 'Halls Giant' (Hazelnut Halls Giant) is a large and robust hazelnut variety, prized for its superior nut production and larger-than-average nuts. The nuts are smooth, plump, and have a rich, sweet flavor, making them ideal for snacking and baking.
This cultivar is known for its vigorous growth, producing tall, upright trees with attractive foliage and golden-brown catkins in early spring. It’s well-suited to a range of garden settings and thrives in both cooler and milder climates.
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Mature height
3–5 metres
Mature width
3–4 metres
Spacing
4–5 metres
Evergreen/Deciduous
Deciduous
Foliage
Bright green rounded leaves, yellow-brown catkins in winter, and edible brown nuts encased in husks
Flowering Period & Fruit Development/Harvest
Winter [June–August], with nuts maturing in late summer to early autumn [February–April]
Sun tolerance
Full sun to partial shade
Maintenance
Low maintenance; prune in late winter to improve air circulation and nut production. Requires cross-pollination with another hazelnut variety for optimal nut yields.