Their prolific white petals will thrive in filtered shade at a sheltered spot away from cold winds

The elongated

dark green leaves which contrast nicely as a background to the clusters of rich blue flowers which appear dotted throughout the foliage from Spring through to mid-Summer

appearing from the start of Summer through to the Autumn

green foliage below

Euphorbia 'Black Pearl' GA-Grasses Their prolific white petals willEuphorbia Characias Black Pearl, as the name suggests, is an evergreen and architectural herbaceous perennial that produces mysterious dark centred flowers like pearls. This Mediterranean Spurge will keep your garden perky throughout the year. It is fully hardy and can withstand long periods of heat and drought. Its dramatic chartreuse flowers have a long blooming period. This excellent structural plant looks great in borders and mixed perennial beds.