Spectacular and highly fragrant 10- 15cm (4-6in) long 'trumpetflowers of Mirabilis longiflora open at dusk and close the following morning, filling the garden with their night time scent. The white and pale pink flowers with their dark pink centres sometimes reach 20cm (8in) long and their curling, magenta stamens are even longer, often projecting up to 5cm (2in) beyond the flower tips