Controlled pollination methods for Melaleuca alternifolia (Maiden & Betche) Cheel

The production of tea-tree oil from Melaleuca species in Australia began some 80 years ago, and the industry has grown steadily, if erratically, since then. This report is a practical guide to production of controlled-cross seed of M. Alternifolia. Some or all of the techniques is describes may be adaptable to related species cultivated for essential oils, and to other locations.