Callistemon ‘Harkness’

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Callistemon ‘Harkness’ is a hybrid from the Gawler area of South Australia. It is one of the best bottlebrushes ever, with its long lasting, spectacular display of showy red flowers.

Plant details

Common name: Harkness bottlebrush
Botanical name: Callistemon ‘Harkness’
Description: Large evergreen shrub or small tree, 5-6m (15-20′) tall. It has a semi weeping habit and produces masses of large blood-red flowers in spring and early summer.
Best climate: ‘Harkness’ will grow in all areas of Australia.

Best look:

native garden hedge or screen plant street plantings bird attracting gardens

Good points:

  • beautiful red brushes
  • very attractive to native birds
  • hardy, long lived
  • tolerates most soils
  • tolerates wet (but not water logged) positions
  • being a hybrid it doesn’t set seed, so ugly seed capsules are not a problem
  • can be kept trimmed for a smaller sized plant with more flowers

Care:

Bottlebrushes are generally low maintenance, but if plants become straggly, prune heavily to encourage new growth.

Getting started:

‘Harkness’ is readily available from nurseries and garden centres.