In cooler regions, where the crowns are left underground over the winter, the division may be postponed for five years. With a bit of care and maintenance, a single clump unwraps wave after wave of flowers for more than a decade, extending the initial outlay – from a garden centre or Australian online nursery – into excellent value. The indoor and outdoor plants and the pursuit of the garden is a great play and Alstroemeria is cast in a leading rolecolorful, versatile and downright sensational. Indoor gerberas brighten home offices, living rooms and kitchen benches with a mood-lifting explosion of colour that studies show can lead to better well being.