The colour of a Mediterranean sky. Very beautiful on sunny walls, and in cool greenhouses in summer. RHS Award of Garden Merit winner. Flowers July-September. HHA – Half hardy annual. Climber reaching 2.4-3m (8-10′).
Sow in a propagator on a windowsill or in a greenhouse at approx. 18-20C onto firmed good quality, finely sieved, moist compost. Do not exclude light or allow to dry out, but shade from direct sunlight. Germination 10-21 days. Transfer resulting seedlings out 5cm apart in trays and grow on in good light. Acclimatise plants gradually before planting out 23cm apart. If sowing is delayed, store seed in a refrigerator.