Cobaea Scandens - White
This is a vigorous climber, with wonderful dark green leaves and amazing white, bell-shaped flowers. It flowers from June to October, and can reach heights of 4 - 6 metres.
Can be grown in a greenhouse where it will be a perennial. Sow March to April. Germination may take up to 3 weeks. Pot up when they are large enough to handle. Harden off before planting out.