About

An upright to spreading herbaceous perennial to about 40cm with close-packed whorls of very narrow, blue-grey leaves, and terminal clusters of yellow flowers from late spring to mid-summer.

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, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH5

Plant details

Plant typeHerbaceous Perennial
HabitBushy
FoliageEvergreen
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Gravel garden, Wildlife gardens
Native toW & C Medit.
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

CultivationGrow in well-drained soil in full sun. See Euphorbia for further advice
PruningTrim lightly after flowering
PropagationPropagate by seed or division
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free