Hardy perennial with upright stems of highly scented, lavender flowers from July to September. Highly attractive to bees and butterflies. Sun or partial shade. Ht: 60cm (24")
Sow indoors in
early spring or autumn, at 16-21*C (60-70*F). Germination takes 10-30 days.
The seed can also be sown outside from March to May. Use a well drained compost and barely cover the seed.
large enough to handle, transplant the seedlings into small pots to grow on. Acclimatise to outdoor conditions for 10-15 days before planting out, 30cm (12") apart.