A very popular border plant for its light, airy sprays of pure white flowers from June to August. Very useful for cut flower arrangements. Height: 3ft (90cm).
the surface of lightly firmed, moist seed compost. Keep at 21°C (70°F) until after germination occurs, usually between 10-21 days.
Transplant when large enough to handle into 8cm (3in) pots and grow
on in cooler conditions. Plant out in a sheltered spot.
Best sown in: Spring