Flowers: June-Sept. Plant in full sun. HxS 1mx50cm
This blue vervain is upright and clump-forming with spikes of small pink-purple flowers on tall candelabra-like stems. Needs moist, well-drained soil in full sun. Hardiness rating H5. Pot size 1.5 litre.
Care & Maintenance.
Propagate from seed, division or softwood cuttings. Cut back old stems after flowering.