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'). (Seeds/plants harmful if eaten.)
Sow on a windowsill in a propagator or in a greenhouse, three seeds per 15cm (6") pot, 13mm (½") deep in good quality, finely sieved, moist compost at 18-20°C (65-68°F). Germination 5-20 days. Grow on in a warm, frost free place. Acclimatise the plants to outside conditions before planting out against a sunny fence, shed etc. Alternatively, sow the seed thinly direct into finely raked, moist, warm, weed free soil where the plants are to flower in May.