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Garlic Spray
- Garlic spray is a natural insecticide and
fungicide. Its antibacterial, antifungal, and
insect-repellent properties make it an effective
spray to deter pests and powdery mildew. As a
foliage spray, it is effective against aphids,
whiteflies, leafhoppers, bean beetles, cabbage
worms, spider mites, slugs, moths (including the
diamondback moth), ants, and termites. If used as a
soil treatment, garlic water is a recognized
treatment for nematodes and fungus gnats.
- It is recommended to spray in early evening. This
way your plants are dry and there is a greater
likelihood that the insects you want to get rid of
will be out in full force. Just use a standard spray
bottle and coat the vegetation of your plants as
evenly as you can.
- Garlic spray is a broad spectrum pesticide, so
spray only the parts of the plants that are infested
so you lessen the risk of harming any beneficial
insects. Another way of using garlic for pest
control is to intercrop with it. That just means
planting garlic among other crops.
- The following recipe is taken from
www.thegarlicfarm.co.uk
- Peel the cloves from a whole head of garlic and
put in a food processor or blender with 235 ml. (1
cup) of water. Purée the mixture (this takes about a
minute in a regular food processor). Alternatively,
chop or crush the cloves as finely as you can by
hand and mix well with the water.
- Add a further 700 ml. (5 cups) of water to the
mix, along with 30 ml. (2 Tblsp.) of any liquid
soap. Blend again and then transfer to a clean jar.
- Leave the mixture to steep overnight, or for at
least 12 hours, so that the garlic can infuse the
liquid with its potent sulphur compounds.
- Once the mixture has had time to steep, strain it
through a muslin cloth or fine mesh strainer to
remove the solid garlic pieces (which would
otherwise clog the nozzle on your spray bottle).
- Pour the garlic-infused liquid into a reusable
spray bottle and store in the fridge between uses.
- Spritz plants in the evening, holding the spray
about 15-30 cm. (6 – 12 in.) away from the
foliage, and cover both sides of the leaves with an
even coating of the garlic pesticide spray. Reapply
every few days (and after any rainfall) when your
plants are suffering with an infestation, or once a
week as a deterrent.
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