GREVILLEA robusta
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GREVILLEA robusta
Commonly known as Silk oak, Silky oak, Silver oak
An evergreen tree with pinnate leaves and orange-yellow flowers. Greyish-brown textured bark
£35.00 each
Full Plant Details - Sun/Soil & other attributes
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Good to know
Fern like leaves -
Pests & Diseases
Generally pest free -
Place of origin
Eastern Australia -
Evergreen
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Yellow
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Tubular
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Australian / New Zealand
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Greenhouse / conservatoryNot the sort of plants to be grown outside where there are likely to be frosts. These plants need to be grown in a conservatory or cool greenhouse or at least brought inside for the winter
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Sub-tropical / mediterranean
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Lobed
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Pruning group 1
Suitable for: Deciduous and evergreen trees, and some deciduous shrubs.
Pruning: Minimal pruning required. Prune wayward or crossing branches to maintain a healthy framework.
When: When dormant in the late winter/early spring. Some in the summer/autumn to prevent bleeding of sap.
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Tender - cool or frost free greenhouse
Tolerant of low temperatures, but not surviving being frozen. Except in frost-free inner-city areas or coastal extremities requires glasshouse conditions. Plant can withstand temperatures down to 1°C (34°F) -
Summer Seasonal Interest
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Medium to light, fertile, well drained soil
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Neutral to acid soil
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Full sun
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skin irritant
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Bee friendly
View Detailed Plant Description
