Salvias are a poplular perennial to plant now for colour.
Bulbs such as nerines, daffodils, tulips will add colour to your garden beds and pots.
Sasanqua camelias can be used as a feature shrub or hedge.
Established deciduous trees should be looked out for now to take note of the various colours you may want in your garden. Order them from the Nurseryman so you are ready to plant out in late winter or early spring.