Dragon fruit is semi-tropical cactus that produces sweet fruit packed full of vitamins, minerals and anti-oxidants. Depending on the variety, dragon fruit can produce white or pink fleshed fruit. The dragon fruit is easy to grow outdoors in a sub-tropical climate planted in the ground or in containers. It takes a few years for dragon fruit to grow to production size but once it does it produces delicious fruit and beautiful blooms. Dragon fruit grow best in well drained soil, full sun and trained on a trellis to support the weight of this fast growing cactus. Dragon fruit must be protected from hard freezes.