species
Alnus glutinosa
Alder · Black alder · Common alder · European alder
Photo: AEngelhardt · CC BY-SA 3.0 · via Wikimedia Commons
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Alnus glutinosa belongs to the family Betulaceae, also known as Alder, Black alder, Common alder or European alder, native to the UK. It reaches 25 m tall and 8 m across in about 30 years. It grows in part shade, where the ground is neutral and in moist or poorly drained conditions. It flowers from February to April. Its RHS hardiness rating is H7 (very hardy): Below −20°C.
Assembled from the attributes recorded below.
What this plant needs
- Size at maturity
- 25 m tall × 8 m across, after about 30 years
- Hardiness
- H7 (RHS)
- Aspect
- Part shade
- Acidity
- Neutral
- Moisture
- Moist, Poorly drained
- In the UK
- Native
When it flowers
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
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