Bondi Junction NSW, Australia
Fact Sheets
Neem (preparation & use) (402)
Pacific Pests, Pathogens and Weeds
Pacific Pests, Pathogens and Weeds


  • Worldwide. South and Southeast Asia, Africa, South and Central America, the Caribbean, Oceania. In Australia, Fiji, Solomon Islands, and many other Pacific island countries.
  • Fast growing evergreen tree, 20 m high, mahogany family, long flexible leaves with 20-30 paired leaflets; fruits oval, yellow when ripe, 3 cm long.
  • Used as pesticide against moths, aphids, leaf and plant hoppers, leaf miners, grasshoppers, scale insects, whiteflies and nematodes.
  • Spray in evening to avoid leaf burn and destruction by sunlight.
  • Use fresh:
    • 1 kg/5 litre water, soak overnight (preferably pound first, or after soaking).
    • Squeeze leaves, strain, add about 20 g soap, and use.
  • Use dried:
    • Collect leaves, dry and store.
    • Add 250 g/5 litre water, soak overnight, pound, soak again overnight.
    • Squeeze, strain, add about 20 g soap, and use.
  • Use seeds:
    • Select yellow fruit, dry 3-4 days in the sun.
    • Pound to remove seed, winnow; pound seeds to fine powder.
    • Add 250g/5 litre water, mix, soak 24 hours.
    • Strain, add 20 g soap, and use.

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