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Grevillea robusta
Southwest corner of North Hall
The silk oak is a tall evergreen tree with lacy leaves. Its yellow-orange flowers appear in late spring and attract hummingbirds.
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Botanical Name:
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Grevillea robusta
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Common Name:
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silk oak
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Location:
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Southwest corner of North Hall
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Family:
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Proteaceae
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Sunset Zones:
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8, 9, 12-24, H1, H2
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Native Range:
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Subtropical rainforests of Australia's east coast
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Habitat:
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Full sun, well-drained dry soil. Younger plants are frost-tender, older plants are more frost-hardy.
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General Habit:
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Evergreen, fast-growing tree to 50-60 ft. tall. Upright, pyramid shape.
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Notes:
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Showy golden-yellow blooms appear in late spring. Timber is used for furniture-making.
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