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Tecophilaea cyanocrocus AGM

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© RHS 2002

Characteristics

Plant type

Alpine/Rockery or Bulb

Habit

Tufted

Resilience

Hardiness

H3 (half hardy - unheated greenhouse/mild winter)

Colour

Flower

White and Dark Blue in Spring

Foliage

Green and Grey/Silver in

Size

Ultimate height

Up to 10 cm

Ultimate spread

0-0.1 metre

Time to ultimate height

2-5 years


Preferred common name

Chilean crocus

Family

Tecophilaeaceae


Tecophilaea are cormous herbaceous perennials with linear-lance-shaped basal leaves and 1-2 funnel-shaped, vivid blue or violet, often white-throated flowers in spring

T. cyanocrocus is a cormous perennial to 10cm in height, with narrow greyish-green leaves and slender stems bearing solitary, erect, intense blue, white-centred, crocus-like flowers 3-4cm in width

Other common names

  • Chilean blue crocus

How to grow

Sunlight

  • Full sun

Aspect

  • South-facing or East-facing
  • Sheltered

Cultivation

Grow in well-drained, sandy soil in full sun; protect from frost. Or grow in a pot in an alpine house: plant 5cm deep in a mix of equal parts loam-based potting compost and sharp sand; water in growing season but reduce watering as the leaves die down in summer

Soil

  • Well-drained
  • Acid or Neutral
  • Loam or Sand

Propagation

Propagate by removing offsets in late summer

Suggested planting locations and garden types

Gravel Garden, Patio/Container Plants or Rock Garden


How to care

Pruning

No pruning required

Pests

Generally pest free

Diseases

Generally disease free