Pacific Pests and Pathogens Pacific Pests, Pathogens & Weeds - Fact Sheets

PDPs (preparation & use) (056) Print Fact Sheet

Relates to: Pesticides (PDPs, labels, resistance management)

General instructions

Do the following:

Preparing Natural Pesticides

Chilli: active against ants, aphids, caterpillars, mealybugs

Soursop or Custard Apple: active against aphids, caterpillars (diamond back moth), planthoppers, grasshoppers

Also:

Neem: active against caterpillars, grasshoppers, and many more; also fungi and nematodes

For leaves:

For mature seeds:

Tobacco: active against caterpillars, aphids, and more

Garlic: active against caterpillars, mites, thrips, and possibly some fungal diseases

Gliricidia: active against aphids, caterpillars, whitefly

Note: Gliricidia is also a rat poison. Mix the amounts above with boiled rice. But may need to make up fresh ever day. Place the "food" in a bamboo to protect it from children, pets and domestic animals. Bacterial action converts chemicals in the leaves to brodifacoum-like substances.

Derris: active against caterpillars, grasshoppers, aphids, spider mites, plant hoppers; beetles

Marigold: active against insects and is a repellent (planted for control of nematodes)

Papaya: active against thrips

Soap: active against scale insects, mealybugs and aphids

Ash: active against grasshoppers and beetles

Hot water: active against ants, nematodes in yams and sterilise nursery soil

White Oil: active against powdery mildew fungi and also many sucking insects, especially scales, aphids

Milk: active against powdery mildew fungi


AUTHOR Grahame Jackson 
Produced with support from the Australian Centre for International Agricultural Research under project PC/2010/090: Strengthening integrated crop management research in the Pacific Islands in support of sustainable intensification of high-value crop production, implemented by the University of Queensland and the Secretariat of the Pacific Community.



This fact sheet is a part of the app Pacific Pests, Pathogens & Weeds

The mobile application is available from the Google Play Store and Apple iTunes.


Pacific Pests, Pathogens and Weeds Android Edition      Pacific Pests, Pathogens and Weeds iOS Edition

www.pestnet.org            Australian Centre for International Agricultural Research