southern silky oak or Silky-oak, or Australian Silver-oak
Grevillea Robusta A. Cunn.
Seed Collection period
May - June
Long Lived (1-2 years)
Gum, Resin, Timber, Fuel, Plywood, Ornamental
Seed Counts per KG (approx)
Plant Average Height
Grevillea robusta, a native of Eastern Australia, is an evergreen tree with a long pyramidal crown, growing to a height of 12m. Leaves are alternate, 6-12 inches long, fern-like, deeply pinnatifid, dark green above and silvery below. Grevillea robusta flowers are orange-colored, solitary or several together, borne in 3-4 inches long racemes, on short leafless branches of old wood. The fruit is an oblique, coriaceous follicle, containing 1 or 2 seeds. Grevillea robusta seeds are black in color, and measure 2 cm in length. Grevillea robusta wood in rot resistant, and is used for making furniture, fences and cabinets.