Cobaea scandensCup and saucer vine Description A vigorous perennial climber, mostly grown as an annual but will grow outside in sheltered aspects. It produces large bell shaped purple flowers during summer and early autumn. Minimum temperature 0 C. Additional information Flowering period: Summer through to autumn Semi evergreen Half hardy Max height: 3 4m Max spread: 1 1. 5m Position: Sheltered south or west facing Soil type: Most soils except clay Available as: 2