Autumn crocus (Colchicum 'Waterlily') KOHL-chi-kum Genus:  Colchicum

Semi-erect, narrowly ovate leaves 7-10 inches long appear in spring and disappear by summer, followed by large, fully double, rosy lilac flowers resembling the blooms of a waterlily.

Care: 

Grow in full sun in deep, well-drained soil that is not too dry. Will form a dense clump over a couple of years.

Propagation: 

Separate corms when dormant in summer.

Problems: 

Gray mold (Botrytis) and slugs.

Overview

Height Less than 6 in. Growth Habit Clumps Light Full Sun Only Moisture Dry to Medium Maintenance Low Characteristics Showy Flowers Bloom Time Fall Flower Color Purple Uses Beds and Borders Style Rock Garden Seasonal Interest Fall Interest Type Perennials