Colchicum speciosum is a vigorous grower and does well in full sun to partial shade and well-drained soils in most climates.
It is valued in gardens for its late flowering at the end of summer and into autumn.

Cultivars include the white 'Album' and the amethyst-purple ‘Atrorubens’ which, together with their parent, have gained the Royal Horticultural Society's Award of Garden Merit (confirmed 2017).

Colchicum speciosum var.
bornmuelleri (syn.
Colchicum bornmuelleri Freyn) has bowl-shaped, white-throated flowers with emerald-green tube and brownish anthers.
Colchicum speciosum is a vigorous grower and does well in full sun to partial shade and well-drained soils in most climates. It is valued in gardens for its late flowering at the end of summer and into autumn.
Cultivars include the white 'Album' and the amethyst-purple ‘Atrorubens’ which, together with their parent, have gained the Royal Horticultural Society's Award of Garden Merit (confirmed 2017).
Colchicum speciosum var. bornmuelleri (syn. Colchicum bornmuelleri Freyn) has bowl-shaped, white-throated flowers with emerald-green tube and brownish anthers.
Colchicum speciosum