Citrus gracilis, the Humpty Doo or Kakadu lime, is a straggly shrub or small tree native to eucalypt savannah woodlands of the Northern Territory, Australia. It is grown for its large, lumpy, edible fruit and is best given a warm, sunny spot with reliable moisture.
Family
Rutaceae (Citrus family)
Grows as
Shrub
Light
Full sun
Water
Water regularly during the growing season and keep the root zone moist but not waterlogged.
Soil
Well-drained, fertile soil or a rich citrus potting mix.
Temperature
18–35 °C; protect below 5 °C
How easy
Moderate
Safety
Not known to be toxic
Edible
Yes, some parts
Native range
Northern Territory
Climate
desert or dry shrubland
About
Citrus gracilis, the Humpty Doo lime or Kakadu lime, is a straggly shrub endemic to eucalypt savannah woodlands of Northern Territory, Australia.
Citrus gracilis is similar to the New Guinea species Citrus wintersii but with much larger fruits. The leaves are small and slender, and the bark is corky. The fruit is globose, lumpy and up to 10 cm (3.9 in) in diameter.
Text excerpted from the Wikipedia article Citrus gracilis 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.