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Crocosmia masoniorum AGM

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Characteristics

Plant type

Bulb or Herbaceous Perennial

Habit

Clump-forming

Resilience

Hardiness

H4 (hardy - average winter)

Colour

Flower

Orange and Red in Summer

Foliage

Green in Autumn, Spring and Summer

Size

Ultimate height

1-1.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years

Preferred common name

giant montbretia

Family

Iridaceae

Crocosmia are deciduous cormous perennials with erect, sword-shaped leaves and branched spikes of showy, funnel-shaped flowers in summer

C. masoniorum is a corm forming clumps of narrow leaves and branched sprays of upward-facing, brilliant orange-red flowers 5cm in length, on stems to 1.2m in height, from midsummer

Suppliers

Suppliers listed in RHS Plant Finder

Awards

Award of Garden Merit

How to grow

Sunlight

Part shade

Aspect

South-facing, West-facing or East-facing

Sheltered

Cultivation

Plant 8 to 10cm deep in moderately fertile, humus-rich soil. Lift and divide congested clumps to maintain vigour

Soil

Moist but well-drained

Acid, Alkaline or Neutral

Sand, Clay, Chalk or Loam

Propagation

Propagate by seed sown in containers in a cold frame as soon as ripe or by division in early spring as growth begins

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Cut Flowers, Gravel Garden, Low Maintenance, Mediterranean Climate Plants, Prairie Planting or Wall-side Borders

How to care

Pruning

No pruning required

Pests

Generally pest free

Diseases

Generally disease free

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