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Australian Round Lime

Citrus australis

Also called Australian Lime, Dooja

Australian Round Lime
Photo: Poyt448, Peter Woodard, CC BY-SA 4.0

Citrus australis, the Australian round lime or dooja, is a large shrub or small tree from subtropical Queensland that produces small, edible, acidic round limes. It is grown in similar conditions to other citrus, in well-drained soil with plenty of sun.

Family
Rutaceae (Citrus family)
Grows as
Tree, Shrub
Light
Full sun
Water
Water regularly while establishing, then allow the top of the soil to dry out between waterings.
Soil
Free-draining loam or citrus mix, slightly acidic to neutral.
Temperature
15–30 °C; protect below 5 °C
How easy
Moderate
Safety
Not known to be toxic
Edible
Yes, some parts
Native range
SE. Queensland
Climate
subtropical

About

Citrus australis, the dooja, round lime, Australian lime or Australian round lime, is a large shrub or small tree producing an edible fruit. It grows in forest margins in the Beenleigh area and northwards, in Queensland, Australia.

Citrus australis is a tree up to 20 m (66 ft) tall. Fruits are spherical or slightly pear-shaped, 25–50 mm (0.98–1.97 in) across, with a thick green or yellow skin and pale green pulp. The 1889 book The Useful Native Plants of Australia records that "The fruit, which is an inch and a-half in diameter and almost globular, yields an agreeable beverage from its acid juice."

Uses

Its nutritive properties include: "energy 91 g, moisture 74.8 g, protein 2.2g, nitrogen 0.35 g, ash 0.8 g, dietary fibre 6.7 g, carbohydrates 15.5 g, Ca 46 mg, Cu 0.2 mg, Fe 0.5 mg, Mg 24 mg, K 270 mg, Na 4 mg, Zn 0.1 mg, niacin 0.37 mg". Due to this, it is still used in cooking today in Australia. The fruit can be eaten raw, and is acidic in nature. However, it is more commonly used in cooking for making marmalades or as lime flavouring. The peels can also be cut to make an accent for pastas, or can be ground for a subtle integration into the sauce. It can also go well with seafood. The flowering season is restricted to spring, and fruits are ripe from November to March when the skin turns greenish-yellow.

Other Microcitrus plants

Australian Finger Lime · Queensland wild lime · New Guinea Wild Lime · Brown River Finger Lime

Text excerpted from the Wikipedia article Citrus australis by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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