A very popular variety, named after Geoff Hamilton the popular TV gardening presenter. Bred by Clive and Kathy Gandley, it is easy to see why it is so popular, with its masses of tubular wine-red flowers produced over a very long season.
Summer-autumn flowering. Will grow in sun or semi-shade in a well drained position. 60cm-90cm x 60cm (24"-36" x 24").