Alder — Trees

Alnus glutinosa

Full sun, regular watering — hardy anywhere in the UK.

Photograph of Alder — iNaturalist / GBIF

Sow: Oct
Plant out: Nov
In flower: Feb, Mar

Sun: Full sun
Water: High
Difficulty: Demanding
Hardiness: H7
Season: all year
Spacing: 800 cm
Pets: Safe around pets
Native: Native

Growing notes

Grows to higher than 12 metres. Space about 400-800cm apart. In flower Feb-Mar.