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Care of the plant Callistemon rugulosus or Scarlet Bottlebrush.

Care of the shrub Callistemon rugulosus or Scarlet Bottlebrush

The genus Callistemon, family Myrtaceae, includes 40 species of trees and shrubs native to Australia. Some species are: Callistemon rugulosus, Callistemon pallidus, Callistemon glaucus, Callistemon citrinus, Callistemon quadrifidus, Callistemon viminalis, Callistemon linearis, Callistemon subulatus.

Common name: Scarlet Bottlebrush. This species is native to eastern Australia.

They are evergreen shrubs of disorderly bearing that reach 5 meters (16.4 feet) in height. The leaves are alternate, rigid, green in color and end in a sharp point. The flowers can be red or purple with yellow tips and appear in spikes. They bloom in summer.

These easy-to-grow shrubs are used for windbreak screens, in bushy groups and as isolated specimens; they can also be grown near ponds. They are ideal plants for Mediterranean coastal gardens due to their tolerance to salinity. A sweet drink is obtained by soaking the inflorescences in water. They attract bees.

Callistemon rugulosus needs full sun or semi-shade exposure. They resist frost well.

They prefer light, moist soils but can grow in well-drained garden soil or sandy soils.

This species needs a little more water than other Callistemons. Water regularly, waiting for the topsoil to dry.

They do not need fertilizers.

Prune after flowering to maintain a compact appearance.

They are resistant plants to the usual pests and diseases.

They propagate by seeds sown in spring that germinate in a few weeks.

Images of the shrub Callistemon rugulosus or Scarlet Bottlebrush

Callistemon rugulosus
Callistemon rugulosus