species
Dahlia × pinnata
Dahlia
Scale drawing from this record, beside a 1.7 m figure.
Dahlia × pinnata belongs to the family Asteraceae, also known as Dahlia, introduced to the UK. It reaches 1.2 m tall and 60 cm across in about 10 years. It grows in full sun, on loam or clay soil, where the ground is acid, neutral or alkaline and in moist or well drained conditions, and suits sheltered positions. It flowers from July to October. Its RHS hardiness rating is H3 (half hardy): −5 to 1°C.
Assembled from the attributes recorded below.
What this plant needs
- Size at maturity
- 1.2 m tall × 60 cm across, after about 10 years
- Hardiness
- H3 (RHS)
- Aspect
- Full sun
- Soil
- Loam, Clay
- Acidity
- Acid, Neutral, Alkaline
- Moisture
- Moist, Well drained
- Exposure
- Sheltered
- In the UK
- Introduced
When it flowers
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
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