About
A tall, upright perennial, evergreen in milder areas, otherwise dying down in winter. The leaves are mid-green with pale veins and the flowers yellow-green from late spring to early autumn.
About the genus
Euphorbia can be annuals, perennials, shrubs or succulents, with milky sap and small flowers held within cupped, often colourful bracts
Growing conditions
SunlightFull sun
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Poorly-drained
AspectSouth-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH5
Plant details
Plant typeHerbaceous Perennial
HabitBushy
FoliageSemi evergreen
Height1.5-2.5 metres
Spread1.5-2.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Architectural, Wildlife gardens
Native toMorocco
ToxicityHumans/Pets: IRRITANT to skin/eye, harmful if eaten. Wear gloves and other protective equipment when handling. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Care notes
CultivationNaturally occurs in wet ground, so more moisture-tolerant than other euphorbias. Needs support (see staking perennials). See Euphorbia for further advice
PruningCut back flowering shoots to ground level in late autumn
PropagationPropagate by basal cuttings in spring or early summer; dip cut surfaces in charcoal or lukewarm water to prevent bleeding
Pest resistanceMay be susceptible to aphids
Disease resistanceGenerally disease-free