Flowers: July-Oct. Plant in full sun. HxS 1mx50cm
One of the hardiest of hyssops with its whorls of tiny flowers of blue-black on spikes that darken in late September providing winter interest. Deciduous and bushy with aromatic leaves they look great with ornamental grasses. Hardiness rating H4. Pot size 1.5 litre.
Care & Maintenance.
Leave the foliage until spring for winter interest. Take semi-ripe cuttings in late summer or divide in spring.