Insect Control (Source)
1. Neem (extracted from the seeds of neem trees): can control caterpillars, mealybugs, thrips, whiteflies and other insects.
2. Bacillus thuringiensis (BT) (is a natural bacterium that paralyzes insect digestive tracts) : can be used to control tomato hornworms and cabbage worms.
3. Diatomaceous earth (DE) (DE is made up of fossilized remains of an algae and has sharp edges that can cut soft-bodied pets) : can control slugs and other soft-bodied pests.
4. Horticultural oils: smothers a broad range of insects and can also be used for disease control.
5. Insecticidal soap: is a biodegradable product that helps kill unwanted insects, while considered safe for people and other mammals.
6. Garlic/pepper tea spray: can help control a variety of insects.
7. Mixture of composted manure tea/seaweed/apple cider vinegar and molasses: can be used as a fertilizer and insecticide.
8. Marigolds: can be planted in the garden to repel various insects, especially mosquitoes.
9. Chives and nasturtium: can be planted to repel aphids from your garden.
10. Rosemary: is recommended as an agent against mosquitoes since the insect is not attracted to its properties.
Canadian Advocates Against Pesticides