Overview

Colchicum minutum is a clump forming bulbs in the genus Colchicum, part of the Colchicaceae family, with deciduous foliage. Colchicum minutum grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H5. Suggested uses include cottage and informal garden, wildlife gardens, wildflower meadow, rock garden, underplanting of roses and shrubs and flower borders and beds.

About

Colchicum minutum is a cultivar of the Colchicum genus, which comprises perennial plants growing from corms with typically coarse, broad, strap-like leaves. This clump-forming bulbous plant has deciduous foliage and blooms in spring. It thrives in full sun or partial shade, preferring sheltered, south-, east-, or west-facing aspects. Suitable for a variety of soil types including chalk, clay, loam, and sand, it favours moist but well-drained conditions with a pH ranging from acid to alkaline. Hardy to UK zone H5, it is well suited to cottage gardens, wildflower meadows, rock gardens, and flower borders.

About the genus

Colchicum is a genus of perennial flowering plants containing around 160 species which grow from bulb-like corms. It is a member of the botanical family Colchicaceae, and is native to West Asia, Europe, parts of the Mediterranean coast, down the East African coast to South Africa and the Western Cape. In this genus, the ovary of the flower is underground.

Wikipedia contributors, "Colchicum", CC BY-SA 4.0Colchicum

Growing conditions

Best soil and position for Colchicum

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
South-facing, East-facing, West-facing
Exposure
Sheltered
UK hardiness
H5

Plant details

Colchicum minutum size, habit and characteristics

Plant type
Bulbs
Habit
Clump forming
Foliage
Deciduous
Suggested uses
Cottage and informal garden, Wildlife gardens, Wildflower meadow, Rock garden, Underplanting of roses and shrubs, Flower borders and beds

Care notes

Pruning and caring for Colchicum minutum

Propagation
Seed, separate corms when dormant in summer
Pest resistance
Susceptible to slugs
Disease resistance
Susceptible to bulb grey moulds

Frequently asked questions

Where is the best place to plant Colchicum minutum?

Colchicum minutum prefers full sun and partial shade. It suits sheltered positions.

What soil does Colchicum minutum need?

Colchicum minutum is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.

Is Colchicum minutum hardy in the UK?

Colchicum minutum has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.

How do I propagate Colchicum minutum?

Seed, separate corms when dormant in summer.