Grevillea robusta 

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Genus: Grevillea Species: robusta Origin:
Common Name: Silk-Oak Tree Other Name: Haikv-keoko, Silver Oak, Silky Oak, He-Oak, Okakilika, Spider Flower, Pre-treatment: Required
Seeds per lb.: 40000 Zone Cold: 10 Zone Warm: 11
Height: U.S. Native: No Growth Rate: Medium-Fast
Spread: Plant Type: Large Tree Vegetation Type: Evergreen
Purity Range: 95-98% Germination Range: 15-25% Shelf Life: 1-2 years cold & dry
Storage: Cold & Dry @ 34-41 Deg. F Sowing Density: 15-30 seedlings/ft2 Plant Use: Ornamental
Nitrogen Fixing: No Leaf Color: Green Flower Color: Orange
Comments: Sow seed in the presence of light. Media temperature 75-80 Deg. F. In a test non stratified, stored seed germinated at 2-3% while stratified seed from the same seed lot germinated at 40%. Used as a florist potted plant or a street tree in warmer areas.
Germination info: Soak in water 48 hours then cold stratify for 30 days. Seed needs light to germinate.
A Trial Packet contains a minimum of 5 - 30 seeds depending on the size of the selected seed.

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