This section is from the book "Commercial Gardening Vol2", by John Weathers (the Editor). Also available from Amazon: Commercial Gardening, A Practical & Scientific Treatise For Market Gardeners.
The irregular tuberous roots of this sell freely in autumn with the usual bulbous plants. It is valuable for planting thickly in borders, shrubberies, rockeries, and beneath deciduous early-flowering trees and shrubs with Crocuses, Scillas, Chionodoxas, Snowdrops, etc, to produce its bright-yellow blossoms from January to March. E. cilicica is similar but larger in flower, and E. sibirica is the last to bloom. They all flourish in ordinary garden soil.