Amorpha ouachitensis

RHS Plant Profile
Cuchita false indigo
Shrubs

A deciduous shrub with a loose, slightly untidy habit. Bears grey-green leaves, 15-20cm long, made up of smaller oval leaflets. Produces clustered spikes, 10-20cm long, of tiny flowers with purple petals flecked with yellow in late spring/early summer. Height approximately 2m, spread 1.5-2m.

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

1.5-2.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
5–10 years
Max Spread
1-1.5 metres
Max Height
1.5-2.5 metres

Growing Conditions

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 or North–facing
Exposure
Exposed or Sheltered
Hardiness
H6
Drought Resistance
Yes

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Fabaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Amorpha are deciduous shrubs with pinnate leaves and racemes of tiny, single-petalled, deep purple or blue flowers in summer
Name Status
Correct
Plant Range
USA (Oklahoma, Arkansas)

How to Grow

Cultivation

Grow in moist but well drained soil in full sun or partial shade. Does well in poor, dry sandy soils

Propagation

Propagate by seed.

Suggested planting locations and garden types

  • Cottage and informal garden
  • Rock garden
  • Prairie planting

Pruning

Pruning group 6

Pests

Generally pest-free

Diseases

May be susceptible to rust diseases and powdery mildews