Architectural and very striking, Euphorbia characias subsp. wulfenii is widely admired for its bold clumps of brush-like stems with narrow glaucous foliage and chunky clusters of lime green bracts.
A more open, clumping form of Euphorbia with vivid lime green bracts that boldly contrast with its shiny, green, spear-like leaves, marked with a striking central rib.
A new cultivar to the nursery in 2018, 'August Sky' really stands out from the crowd with its prolific late season display of starry violet-purple flowers with yellow centres on neat compact plants.
Producing masses of deep lavender blue daisy flowers in late summer, every gardener should know about Eurybia x herveyi as it thrives in partial shade in a fertile, free draining soil.
This is a very tall back of the border perennial for a sunny position and a good moist soil, where it will make large clumps. Although these are tall flowering perennials they do not require staking.
Despite its compact size 'Elijah Blue' delivers real impact with its intense silvery-blue needle-like foliage, packed into tight rounded cushions like the electric blue bristles of a shaving brush.