species
Gunnera manicata
Giant rhubarb · Brazilian giant-rhubarb
Scale drawing from this record, beside a 1.7 m figure.
Gunnera manicata is a perennial in the family Gunneraceae, also known as Giant rhubarb or Brazilian giant-rhubarb, introduced to the UK. It reaches 2.5 m tall and 4 m across in about 10 years. It grows in full sun or part shade, on loam or clay soil, where the ground is acid, neutral or alkaline and in moist or poorly drained conditions, and suits sheltered positions. It flowers from June to July. Its RHS hardiness rating is H4 (hardy): −10 to −5°C.
Assembled from the attributes recorded below.
What this plant needs
- Size at maturity
- 2.5 m tall × 4 m across, after about 10 years
- Hardiness
- H4 (RHS)
- Lifecycle
- Perennial
- Aspect
- Full sun, Part shade
- Soil
- Loam, Clay
- Acidity
- Acid, Neutral, Alkaline
- Moisture
- Moist, Poorly 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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