Euphorbia characias subsp. wulfenii
Upright, sparsely-branched sub-shrub. Large, rounded heads of greenish-yellow flowers. Cut back after flowering.
| Flowering period: Spring. | |
| Growing conditions: Sheltered, sunny position in light soil. | |
| Special note: Always wear gloves when working with euphorbias. The milky sap is a skin irritant. Cut back dead flowering stems in autumn. | |
| Typical mature height: 48 inches ( 122 cms ) | |
| Hardiness: - to discuss further | |
