Dragon fruit is a fast-growing cactus native to Central America that has adapted enthusiastically to tropical and subtropical Australia. It thrives in coastal Queensland and NSW, and performs well in warm parts of WA with minimal supplemental water once established. Tracked varieties include Aussie Gold (yellow-skinned, white flesh, intensely sweet), Dark Star (red flesh, rich flavour), and Delight (pink skin, white flesh). Many additional selections are available from specialist growers. Dragon fruit needs a sturdy climbing support. Posts, trellis frames, or pergolas work well. Plants prefer full sun, fast-draining sandy or rocky soil, and minimal watering between flowering flushes. Flowers are spectacular and open only at night, requiring pollination by moths or bats, though many varieties are self-fertile. Fruit matures 30-50 days after flowering. In tropical regions, plants can produce multiple flushes per year. In subtropical zones, the main harvest season runs from December to April. Dragon fruit is sensitive to frost and should be protected below 4°C. In WA, dragon fruit grows well in the Kimberley, Pilbara, and warm coastal Perth suburbs. No specific state quarantine restrictions apply to dragon fruit at the time of writing.