You'll often hear this being talked about by gardeners, especially at this time of year: but what is it, and why do we do it? There are various theories about…
Prune shrubs lightly after flowering or in spring.
You can propagate by seeds in the spring, the shrubs and sub-shrubs may also be propagated by softwood or greenwood cuttings in the summer, perennials by division in early spring or autumn.
Pests, diseases or disorders
Red spider mite and white fly may be troublesome under glass. Outside, snails and slugs.