Crocosmia × crocosmiiflora mixed

RHS Plant Profile
montbretia mixed
Bulbs Herbaceous Perennial

This plant is listed as an invasive non-native species in Great Britain – see Cultivation section for details A cormous, clump-forming, herbaceous perennial with an upright growing habit up to 75cm tall when in flower. It has healthy, mid-green, blade-like leaves and strong, arching flower stems that bear orange and salmon-pink tubular flowers, with apricot throats, over a long period from mid to late summer

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
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
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness
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, Columnar upright
Genus
Crocosmia are deciduous cormous perennials with erect, sword-shaped leaves and branched spikes of showy, funnel-shaped flowers in summer
Name Status
Unresolved

How to Grow

Cultivation

See the RHS guide to growing crocosmia for information on growing conditions. Crocosmia × crocosmiiflora is listed on Schedule 9 of the Wildlife & Countryside Act (1981) as an invasive non-native species. Although not banned from sale, it is an offence to plant or cause it to grow in the wild in Great Britain. See advice on invasive non-native species for further information

Propagation

See cultivation notes

Pests

Generally pest-free

Diseases

Generally disease-free