About
Colchicum autumnale is a perennial plant that grows from corms, reaching a height of up to 15 cm. It features upright, strap-like leaves that can extend to 30 cm long. In the autumn months, this species produces as many as six flowers resembling crocuses, each measuring around 6 cm in length and displaying a lavender-pink hue.
About the genus
Colchicum are perennial plants that grow from corms, featuring typically coarse, broad, strap-like leaves. These leaves may emerge alongside or following the goblet-shaped blooms.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing, East-facing, North-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
- Plant type
- Bulbs
- Habit
- Columnar upright
- Foliage
- Deciduous
- Height
- 0.1-0.5 metres
- Spread
- 0-0.1 metre
- Time to full height
- 2-5 years
- Suggested uses
- Wildflower meadow, Cottage and informal garden, Rock garden, Wildlife gardens
- Native to
- Europe
- Toxicity
- TOXIC if eaten. Wear gloves and other protective equipment when handling TOXIC to pets - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Care notes
- Cultivation
- Grow in moist but well-drained, deep, humus-rich, fertile soil. Intolerant of waterlogging. May be naturalised in turf
- Pruning
- No pruning required
- Propagation
- Propagate by seed, sowing in containers in an open frame when ripe or separate corms when dormant in summer
- Pest resistance
- May be susceptible to slugs
- Disease resistance
- Generally disease- free