species
Echinops ritro
Globe thistle
Scale drawing from this record, beside a 1.7 m figure.
Echinops ritro belongs to the family Asteraceae, also known as Globe thistle, introduced to the UK. It reaches 1.2 m tall and 60 cm across in about 10 years. It grows in full sun, on sand, chalk or loam soil, where the ground is neutral or alkaline and in well drained or dry conditions, and suits exposed or average positions. It tolerates coastal exposure. It flowers from July to August. Its RHS hardiness rating is H7 (very hardy): Below −20°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
- H7 (RHS)
- Aspect
- Full sun
- Soil
- Sand, Chalk, Loam
- Acidity
- Neutral, Alkaline
- Moisture
- Well drained, Dry
- Exposure
- Exposed, Average
- Coastal
- Tolerates salt wind
- In the UK
- Introduced
When it flowers
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
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