I love this time of year. Occasional frosts set the morning sparkling with light. There are still leaves hanging on to the trees and the ones that remain are…
They are fully to frost hardy and will prefer a sunny position with well drained soil. Dead head regularly.
Division in spring or early autumn or by seed in autumn, selected forms by softwood cuttings in early summer.
Pests, diseases or disorders
Powdery mildew may cause problems.