been used for side and back woods on guitars made by Larrivée and others, because of its tonal and aesthetic qualities. Cultivation When young, it can be grown as a houseplant where it can tolerate light shade, but it prefers full sun because it grows best in warm zones. If planted outside, young trees need protection on frosty nights. Once established it is hardier and tolerates temperatures down to . It needs occasional water but is otherwise fairly drought-resistant. Care needs to be taken when planting it near bushland because it can be invasive. G. robusta is often used as stock for grafting difficult-to-grow grevilleas. It has been planted widely throughout the city of Kunming in south-western China, forming shady avenues. G. robusta is grown in plantations in South Africa, and can also be grown alongside maize in agroforestry systems. In the UK, G. robusta has gained the Royal Horticultural Society's Award of Garden Merit. Toxicity and allergic reactions The flowers and fruit contain toxic hydrogen cyanide. Tridecylresorcinol in G.robusta is responsible for contact dermatitis. References External links Plants of Hawaii (images): Grevillea robusta robusta Trees of Australia Proteales of Australia Flora of New South Wales Flora of Queensland Garden plants of Australia Ornamental trees Drought-tolerant trees Plants described in 1830