Grevillea robusta
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| Genus: |
Grevillea |
Species: |
robusta |
Origin: |
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| 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: |
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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. |
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A Trial Packet contains a minimum of 5 - 30 seeds depending on the size of the selected seed.
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Values intended for comparison only. No warranty is expressed or implied.
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