Ive seen succulent swaps take place in the US. would be interested in attending/ starting one here. Any interest?
They are fully hardy to frost tender, min 5-15C, and will grow well in sun or partial shade with moist but well drained soil.
Sow the annual seeds in the spring, the hardy perennial as soon as the seeds are ripe, you can divide the perennials in the spring.
Pests, diseases or disorders
Watch out for grey mould, aphids and mealbugs.