Crocosmia 'Emberglow'

RHS Plant Profile

montbretia 'Emberglow'

Herbaceous Perennial Bulbs

Buy this from Plant Nurseries
30 Suppliers

A cormous, clump-forming, herbaceous perennial, with a vigorous, but not spreading, growing habit up to 95cm tall when in flower. It has mid-green, blade-like leaves and arching flower stems that bear an abundance of delicate and downward-facing, vivid-red, tubular flowers that have a satiny sheen and a yellow throat from mid to late summer.

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0-0.1 metre

Size

Time to Maturity: 2–5 years
Max Spread: 0-0.1 metre
Max Height: 0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: South–facing or East–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

Corms should be planted in moderately fertile, humus rich soil approximately 10cm deep and 7.5–10cm apart in groups to form clumps. Water if it is a dry season as a lack of water reduces flowering. May have the potential to become a nuisance in some gardens if not managed well

Propagation

Propagate by division in early spring when clumps become congested or Propagate by seed sown in containers in a cold frame as soon as ripe

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Patio and container plants
Banks and slopes
Flower borders and beds
Garden edging

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