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Baking soda (100% sodium bicarbonate)
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Water
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Liquid dish soap (biodegradable preferred)
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White vinegar (optional)
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Spray bottle
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Small bowl
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Measuring spoons
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Soft cloth or sponge
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Garden gloves
Preparation (Top 10 Baking Soda Garden Hacks):
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Natural Fungicide Spray
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Mix 1 tablespoon baking soda, 1/2 teaspoon liquid soap, and 1 liter of water.
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Spray on leaves to prevent or treat powdery mildew and fungal spots.
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Sweeten Tomato Flavor
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Sprinkle a small amount of baking soda around the base of tomato plants to reduce soil acidity and enhance tomato sweetness.
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Weed Killer for Sidewalk Cracks
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Pour baking soda directly into cracks where weeds grow. Sweep it in and reapply after rain.
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Insect Deterrent
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Combine equal parts baking soda and flour, and dust onto cabbage or broccoli to deter caterpillars.
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Clean Garden Tools
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Use baking soda paste (3 parts baking soda to 1 part water) to scrub rust or grime off tools.
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Odor Control in Compost Bin
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Sprinkle a layer of baking soda over compost occasionally to reduce odors.
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Ant Deterrent
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Mix baking soda and sugar in a 1:1 ratio and place in shallow lids where ants are seen. It disrupts their digestion.
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Soil pH Testing
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Place a tablespoon of moist soil in a cup, add baking soda. If it fizzes, your soil is acidic.
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Refresh Birdbaths or Garden Decor
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Use a baking soda and water paste to gently scrub and refresh old decor or birdbaths.
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Pest-Repelling Plant Wash
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Spray a mix of 1 teaspoon baking soda, 1 teaspoon dish soap, and 1 liter of water to repel aphids and spider mites.
Serving and Storage Tips:
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Store baking soda in an airtight container in a cool, dry place—moisture can reduce its effectiveness.
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Always shake or stir your mixtures before use, especially if stored overnight.
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Use clean spray bottles and label each solution clearly to avoid confusion.
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Avoid over-application—more isn’t always better. Test on a few leaves first.
Variants:
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With Vinegar for Weed Removal: For tough weeds, mix baking soda with vinegar and dish soap—spray directly on leaves (avoid desired plants).
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With Neem Oil: Combine baking soda solutions with a few drops of neem oil for a stronger natural pest control spray.
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Citrus Boost: Add citrus essential oil to pest deterrent sprays to repel mosquitoes and gnats.
FAQ:
Q1: Will baking soda harm my plants?
Used in moderation and properly diluted, it’s safe. Avoid overuse on young or delicate foliage.
Q2: Can I mix baking soda with fertilizer?
No, it may neutralize acidic fertilizers. Use separately and space applications out by a few days.
Q3: Is baking soda organic?
It is a natural mineral compound, often accepted in organic gardening, but always check your certifier’s guidelines.
Q4: How often should I apply baking soda sprays?
1–2 times per week is usually enough. Avoid applying during hot midday sun to prevent leaf burn.
Q5: Can I use baking soda on houseplants too?
Yes! Just reduce the concentration slightly for smaller indoor plants.