Organic pesticides are the best alternatives to harmful chemical pesticides for small gardens. Gardening in urban spaces means either you have a rooftop garden, a simple balcony garden, planters in your window sill or indoor plants. These pesticides are very effective in removing a scourge of garden pests and insects.
Check out these super inexpensive and natural organic pesticides to bust harmful pests and insects in your home garden and indoor plants.
DIY – Organic Pesticides
Finely chop 6 cloves of garlic along with a small onion. Add a liter of warm water. Keep it aside for 3-4 hours. Add 1 teaspoon of cayenne pepper and one teaspoon of liquid soap. Mix well, strain and use as an insect repellent spray. Make sure you do not add liquid detergent. It must be liquid soap – You can use any liquid hand wash for the task.This will last you for a week, if refrigerated. Garlic – Onion – Pepper organic pesticide spray is an excellent remedy for aphids, flea beetles, caterpillars and other sucking/chewing insects.
Neem oil is a very powerful organic pesticide and repellent. When used alone, it does ward off pests but the plants get all oily. So mix 8ml neem oil and 5 ml liquid soap with 1 liter of warm water. Shake the spray bottle well. Spray this all over the plants. Neem oil is an excellent remedy for getting rid of spider mites, mealy bugs and practically most of the plant pests.
Boil 1 cup of fresh basil (Tulsi leaves) in half a liter of water. Add 1 teaspoon of liquid soap to this mixture. Spray this on the plants. This acts as an excellent homemade pesticide for aphids.
Dissolve 2 teaspoons of Epsom salt in 1/2 a liter of water. Spray this on the plants. Epsom salt does not harm the plants. It contains magnesium which is nutritious for the plants. This is an organic pesticide that also acts as a nutrient for the soil.
Baking soda spray
Mix together 1 teaspoon of baking soda, 1/2 teaspoon oil and 2 liters of warm water. Put this mixture in a spray bottle and spray it on the plants. Baking soda gets rid of fungal infections of plants. Baking soda spray must be used regularly till the fungal infection is gone completely. The mixture has to be made fresh for every use.
Put a few drops of Eucalyptus oil on the affected areas of plants. It drives insects and pests away immediately. Eucalyptus oil is great for flies, slugs and aphids.
Dried Chrysanthemum flowers
Chrysanthemum flowers(guldaudi or chandramallika in hindi) have a natural pest repellent called pyrethrum. Pyrethrum plays havoc with the nervous system of insects. Boil 50 grams of dried chrysanthemum flowers in half a liter of water. Cool, strain and use as a spray. This can be used for a week. This homemade pesticide spray kills mosquito larvae breeding in your home garden or in the water collectors placed under flower pots.
Organic pesticides are the best for home gardens and indoor plants, especially in urban areas. They can be easily made at home, give instant results and come sans the harmful effects of chemical pesticides.
Note: For making small amounts of organic pesticides at home, just halve the proportions mentioned above.