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Alpine RockeryBulbs

Crocus niveus
  • RHS Plants for pollinators

snow-white crocus

A cormous perennial producing one or two blooms just as the leaves emerge in autumn. The flowers are white or pale purple with a yellow throat, conspicuous orange style, and long, white, yellow or brown tube

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0–0.1 metre
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring
Summer
Autumn Purple White Yellow Green
Winter
Position
  • Full sun
Aspect

West–facing or East–facing or South–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Iridaceae
Native to the UK
No
Foliage
Deciduous
Habit
Tufted
Potentially harmful
Ornamental bulbs - not to be eaten. Wear gloves and other protective equipment when handling
Genus

Crocus are dwarf, deciduous perennials growing from a corm, with linear leaves usually with a silvery central stripe, and goblet-shaped, sometimes fragrant flowers in autumn or early spring

Name status

Correct

Plant range
S Greece

How to grow

Cultivation

Grow in a gritty, poor to moderately fertile, well-drained soil in a sunny spot, or in an alpine house in a mix of equal parts loam, leaf mould and grit. Allow to dry out completely during summer dormancy. See crocus cultivation for more advice

Propagation

Propagate by seed sown in containers in a cold frame when ripe or remove cormlets when dormant

Suggested planting locations and garden types
  • City and courtyard gardens
  • Gravel garden
  • Patio and container plants
  • Rock garden
  • Mediterranean climate plants
  • Wildlife gardens
  • Low Maintenance
Pruning

No pruning required

Pests

May be susceptible to rodents and birds

Diseases

Generally disease-free, corms may rot in storage

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