Crocosmia 'Ministar'

RHS Plant Profile
montbretia 'Ministar'

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montbretia 'Ministar' RHS
Bulbs Herbaceous Perennial
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A bulbous herbaceous perennial with upright, lance-shape mid-green leaves. Arching stems of dark orange flowers with a yellow throat appear in the summer through until the autumn

Position

Full sun, Partial shade

Soil Types

Clay, Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.5-1 metres

Growing Conditions

Clay Chalk Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H4

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Iridaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Crocosmia are deciduous cormous perennials with erect, sword-shaped leaves and branched spikes of showy, funnel-shaped flowers in summer
Name Status
Accepted

How to Grow

Cultivation

Plant 8-10cm deep in spring, in fertile, humus-rich, moist but well-drained and preferably sandy soil in full sun or partial shade; if clumps become congested, divide them in early spring. May be a nuisance in some gardens if not managed well

Propagation

Propagate by division of established clumps in spring just before new growth starts

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Banks and slopes
  • Flower borders and beds

Pruning

No pruning required, except the removal of dead leaves and flower stems before new growth starts in spring

Pests

May be susceptible to glasshouse red spider mite

Diseases

Generally disease-free