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Davidson Plum (Davidsonia jerseyana)

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description Davidson Plum (Davidsonia jerseyana) Overview

Davidson plum, Davidsonia jerseyana, is a small rainforest tree native to a restricted part of coastal New South Wales, Australia. It produces dark purple fruit with red flesh and a markedly sour, acidic flavor, despite its common name referring to a plum. The fruit is used in Australian bush-food products such as jams, sauces, desserts, and beverages, while the plant is also cultivated by growers interested in native foods and conservation of regionally restricted species.

help Davidson Plum (Davidsonia jerseyana) FAQ

Is Davidson plum a true plum?

No. Davidson plum is Davidsonia jerseyana, a rainforest tree unrelated to European plums in the genus Prunus. Its common name refers to the plum-like fruit, which has dark purple skin and sour red flesh. [NSW Environment](https://threatenedspecies.bionet.nsw.gov.au/profile?id=10208)

Where does Davidsonia jerseyana grow naturally?

It is endemic to a restricted part of northeastern coastal New South Wales, Australia, especially lowland rainforest and riparian areas. The species has a much narrower wild range than the name Davidson plum might suggest. [Australian Government recovery plan](https://www.agriculture.gov.au/sites/default/files/documents/d-jerseyana.pdf)

What does Davidson plum taste like, and how is it used?

The fruit is markedly sour and acidic, with purple skin and dark red or bright red flesh. It is used in jam, sauces, wine, ice cream, and other desserts rather than usually eaten as a sweet table plum. [NSW Department of Education](https://woywoy-h.schools.nsw.gov.au/content/dam/doe/sws/schools/w/woywoy-h/indigenous-garden/Davidson_Plum.pdf)

Why do Davidson plums grow on the trunk?

Davidsonia jerseyana produces fruit directly from the trunk and thick branches, a growth habit known as cauliflory. Cultivated trees can begin producing a crop around their fourth year, although timing varies with growing conditions. [Davidsonia jerseyana](https://en.wikipedia.org/wiki/Davidsonia_jerseyana)

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