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Banana Peels – Chop and bury in soil for a potassium boost.
Eggshells – Dry and crush, then mix into soil for calcium.
Coffee Grounds – Sprinkle used grounds around nitrogen-loving plants.
Tea Leaves – Dry used leaves and mix into soil for trace minerals.
Rice Water – Use the leftover rinse water from washing rice as a gentle fertilizer.
Vegetable Water – Cool unsalted veggie-boiling water and use it to water plants.
Epsom Salt – Mix 1 tablespoon in a liter of water for greener leaves (especially magnesium-deficient plants).
Wood Ash – Lightly sprinkle around plants for potassium and calcium (avoid on acid-loving plants).
Onion & Garlic Peels – Soak in water overnight, strain, and use as a pest-repelling fertilizer.
Molasses – Mix 1 teaspoon in a liter of water to stimulate beneficial microbes and root health.
Aquarium Water – Use when changing the tank; it's rich in nitrogen and micro-nutrients.
Compost Tea – Steep a handful of compost in water for 24–48 hours, then water your plants with it.
Serving and storage tips
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