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Juglans regia

Walnut

Common names: English Walnut

Walnut

Photo: surrealpenguin · CC BY-SA 2.0 · Source

This description was machine-translated.

Description

The walnut is a long‑lived large tree, reaching up to 25 m in height. It exudes juglone from its roots, which can inhibit the growth of many other plants nearby.

Care instructions

Plant in deep, nutrient‑rich soil and allow ample space for a crown up to 15 m in diameter. Prune only in August during the fruit‑bearing phase.

Pruning

MonthsJul–Sep
SeasonLate summer
Pruning typeNo regular pruning needed

Companion planting

Diseases & pests

1 relevant

From the knowledge base, automatically linked by affected species.

PesthighMay–Sep

Cydia pomonella

Cydia pomonella

Varieties

5 varieties

Notes from real gardens

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