Masses of white flowers. Position: full sun Soil: poor to moderately fertile, well-drained soil Rate of growth: average Flowering period: May to October Hardiness: fully hardy Compact bushy shrub with blue-green foliage and white flowers. Garden care: Trim lightly after flowering, cutting the older stems to the base and removing weak, spindly growth. Apply a generous 5-7cm (2-3in) mulch of well-rotted compost or manure around the base of the plant in spring.
