| Typically a medium shrub about 2 metres high by a similar spread. Leaves are linear, 15 to 60 mm long by 3 to 13 mm wide often with recurved (rolled under) margins. The leaf margins and tip may have small serrations. The upper surface of the leaves is dull green and the under surface is silvery, giving the plant its common name. The flowers occur in cylindrical spikes which are 50 to 100mm long, 40 to 60mm wide and pale yellow in colour. Banksia marginata is common in cultivation and is generally hardy. In cultivation the species is not demanding in regard to soil types but waterlogged ground should be avoided. The plant favours a position in full sun or dappled shade. Propagation from seed is easy. 5 seeds Germination: 21-42 days Pre-treatment: Not required Sowing: Wing pointing up, cover lightly with soil. Keep warm and moist, but not wet. Zone: 9-10 |