Grevillea robusta growing tree of the genus Grevillea also known as Southern silky oak, Grevillea robusta perennial evergreen used as ornamental plant as shade tree or as bonsai, can grow in subtropics, tropics, mediterranean, desert or temperate climate and growing in hardiness zone 9+.
Leaves color green in oval to fork shape.
Grevillea robusta flower
Flower color yellow-orange to brown ,small flowers connected on stems, the flowers grow on stems in inflorescence that create like bottlebrush.
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Requirements for Grevillea robusta growing and care:
What is the best way to start growing?
Plant / Seed / Vegetative reproduction
Is it necessary to graft or use vegetative reproduction?
Difficulties or problems when growing:
Spring / Summer / Autumn (in warm climate)
Pests and diseases:
All year round
How to prune:
Just for design
Size of the plant:
5-25 m, 15-80 feet.
Growth speed in optimal condition:
Fast growing / Medium growing
Small amount of water / Average amount of water
Light conditions in optimal condition for growing:
Full Sun / Half shade
Is it possible to grow as houseplant?
Growing is also possible in a planter /flowerpot / containers:
Spring / Summer
General information about the flower:
Yellow-orange to brown color, small flowers connected on stems, the flowers grow on stems in inflorescence that create like bottlebrush
Alternative name: Southern silky oak, Silk oak, Silky oak, Silver oak, Australian silver oak