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Consulta Plantas

Gardening and plant care since 2001

Care of the plant Grevillea johnsonii or Johnson's spider flower.

Care of the plant Grevillea johnsonii or Johnson's spider flower

The genus Grevillea, family Proteaceae, comprises 400-500 species of shrubs and trees native to Australia and Papua New Guinea. Some species are: Grevillea johnsonii, Grevillea Golden Yu-Lo, Grevillea Clearview David, Grevillea brachystachya, Grevillea robusta, Grevillea juniperina, Grevillea alpina, Grevillea rosmarinifolia, Grevillea sulphurea, Grevillea lanigera, Grevillea thyrsoides, Grevillea olivacea.

Common names: Johnson's spider flower, Johnson's grevillea. This species is native to New South Wales, Australia.

They are highly branched shrubs or evergreen trees with a rounded or wide crown that reach 4 meters in height. The leaves are linear, leathery, dark green and 15 cm long. They produce attractive pink or red flowers. They can bloom in spring, summer, and early fall.

They are used in rockery, to form informal barriers and hedges, and in bushy groups. They are suitable in pots for patios and terraces.

Grevillea johnsonii prefers full sun exposure but can grow in light shade. They resist light and occasional frosts.

The soil can be a sandy substrate that contains organic matter. They do not resist calcareous soils.

Water moderately throughout the year, waiting for the soil to dry out. They resist prolonged drought well when they are adults.

Fertilize in late winter with compost.

Prune lightly after flowering to maintain a compact appearance.

They are very resistant plants to the usual pests and diseases.

They propagate by seeds sown in spring or autumn in the seedbed and by cuttings in summer or spring.

Images of the plant Grevillea johnsonii or Johnson's spider flower

Grevillea johnsonii
Grevillea johnsonii
Grevillea johnsonii
 

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