Crocus ancyrensis 'Golden Bunch' is among the earliest to bloom in the late winter garden with an abundance of orange-yellow flowers.

Crocus angustifolius is known as the "cloth of gold crocus" with golden orangey-yellow flowers with bold purple markings.

Crocus biflorus ssp. weldenii 'Fairy' is a beautiful cultivar with ivory white inner petals and pewter purple outer ones.

Crocus chrysanthus 'Advance' has lovely lemon yellow flowers with a purple flush on the outside.

Crocus chrysanthus 'Blue Marlin' is a delicately coloured cultivar with white to palest lavender interiors and grape purple striped petals.

Crocus chrysanthus 'Fuscotinctus' is a beautiful cultivar with deep golden yellow flowers striped with burgundy red.

Crocus chrysanthus 'Gipsy Girl' has lovely yellow to deep yellow petals with deep purple to purplish-brown feathing on the outer tepals.

Crocus chrysanthus 'Herald' has lovely yellow to deep yellow petals with deep purple reverses.

Crocus chrysanthus 'Lady Killer' features snow white, cupped flowers with a purple flush on the exterior of each pointed petal.

Crocus chrysanthus 'Prins Claus' is a snow crocus with large, white and purple, cup shaped flowers.

Crocus chrysanthus 'Romance' sports two colours of yellow: light, creamy yellow and rich, deep buttery yellow.

Crocus corsicus flowers are bright lilac-pink on the inside and light pink on the outside with dark purple feathering.

Crocus fleischeri is a rare and distinctive species with narrow, pure white petals and bright orange-red, branched pistils.

Crocus heuffelianus is a beautiful crocus with large, lavender-purple flowers with dark purple chevrons at the petal tips.

Crocus imperati 'De Jager' is a gorgeous yellow and lavender bicolour Crocus accented with the deep purple lines.

Crocus korolkowii has orange-yellow flowers with burgundy black bases and the outer petals flecked with burgundy.

Crocus malyi has icy white petals with yellow centres, yellow stamens, and orange pistils.

Crocus minimus is a species of Corsica and Sardinia with lavender flowers with the petal reverses feathered with royal purple.

Crocus sieberi 'Firefly' has striking bicolour buds of orange-yellow and lavender opening to lavender and white petals.

Crocus 'Hubert Edelsten' is a bicolour cultivar with white and grape purple tepals.

Crocus sieberi 'Ronald Ginns' is a rare and stunning cultivar with white flowers streaked inside and out with purple.

Crocus sieberi ssp. sublimis 'Tricolor' is a spring crocus with vivid purple, yellow and white flowers.

Crocus tommasinianus 'Albus' is a rare and lovely form with pure white petals.

Crocus tommasinianus 'Lilac Beauty' has glowing icy lavender petals that are lighter at the base, darkening towards the tips.

Crocus tommasinianus 'Roseus' is a sought-after cultivar with bicolour flowers in deep pink and white.