Leptospermum polygalifolium, commonly known as tantoon, jellybush or yellow tea tree, is a species of shrub or tree of the family Myrtaceae that is endemic to eastern Australia.

Suited to wetter, humid climates.

Leptospermum polygalifolium has been used as garden plant for many years. It is hardy and can be relied on to produce a good display of flowers each year. It is sometimes grown as a hedge plant but, in this situation it prefers light pruning as it sometimes does not respond well to heavy pruning. Does become woody at an older age.

Used heavivily in the farming sector for maunka honey.