“Phew, what a scorcher!” Remember the summer of 76? It didn't rain between March and September, there were hosepipe bans, and water had to be collected from…
You will need to grow in well-drained humus-rich moderately fertile soil.
Sow the seeds in the spring in the spring, or by root softwood cuttings.
Pests, diseases or disorders
Watch out for leaf, spot, aphids, honey fungus, powdery mildew and red spider mites.