Prune rambling roses after flowering.
Pinch out the growing tips of wallflowers to encourage them to bush out.
Plant strawberries as soon as possible so the plants become well established before next year.
If there is a drought, concentrate on watering trees and shrubs planted this year.
Collect ripening seed from plants you want to propagate.
Take cuttings from tender perennials such as fuchsias and pelargoniums.