How to Care for Juglans regia (English walnut)

Korean name: 호두나무

The English walnut is a tall deciduous broadleaf tree characterized by its large, deeply lobed leaves. It produces small greenish-yellow flowers in summer and edible nuts called walnuts in autumn. It grows best in well-drained soil with full sunlight exposure.

Key facts

• Category: Vegetable & fruit
• Difficulty: Moderate
• Where to keep: outdoors
• Native to: Western and Central Asia
• Growth rate: Moderate
• Pets: Mildly toxic, so keep pets from chewing on it.
• Traits: edible, large tree, medium size, cold hardy, nut producing
• Also known as: English walnut, Common walnut, Persian walnut

Care Guide

• Light: Provide full direct sunlight.
• Watering: Water thoroughly when the soil dries out.
• Soil: Prefers well-draining fertile soil.
• Humidity: Maintain moderate humidity.
• Temperature: 15~25°C
• Fertilizer: Apply slow-release nitrogen fertilizer in spring and autumn.

Common questions

How often should you water Juglans regia?

Water thoroughly when the soil dries out. Roughly every 7 days is the baseline; adjust for the season and the spot it sits in.

Where should you keep Juglans regia?

It likes Provide full direct sunlight.. You can grow it outdoors. Use Prefers well-draining fertile soil..

Is Juglans regia safe around pets?

Mildly toxic, so keep pets from chewing on it.

Is Juglans regia good for beginners?

Difficulty: Moderate. Keep it around 15~25°C. Humidity: Maintain moderate humidity.. Fertilise Apply slow-release nitrogen fertilizer in spring and autumn..