Sun-loving frost hardy perennial that produces a succession of bright purple-blue flowers throughout summer, contrasting nicely with the glossy green leaves and purple stems. The foliage has the charactersitic aniseed fragrance when crushed. Very appealing to bees and other pollinating insects. Well drained soils are pretty essential. Definitely hardy to -5C.
Sun-loving hardy perennial, with characteristically aromatic foliage. 'Fluffy' terminal racemes of small blue/deep blue flowers throughout the summer into the autumn. Fantastic for bees and butterflies. H:75cm
A dwarf, evergreen perennial bearing short spikes of rich blue flowers in spring. Suitable for ground cover the plant forms evergreen mounds, spreading fairly quickly. Grow preferably in partial shade. The early dark green leaves have a bronze colouration which contrasts well with the bright blue flowers in mid spring. Plant in moist but well drained soil. H:15cm. Fully hardy
Vigorous low growing woody based perennial. From spring to early summer produces very pretty lavender-blue flowers with creamy-grey backs that are larger than the flowers borne by the parent wild species . Plant in humus rich soil that remains cool and moist throughout the year, for example in partial shade under deciduous trees or shrubs or in a woodland garden. . Hardy. H:15cm.