Grow a thriving indoor garden with everyday kitchen items! These natural fertilizers boost specific houseplants safely and sustainably. Use them wisely for healthy, vibrant growth. Heres how: 1. Coffee Grounds: Perfect for fiddle leaf figs, peace lilies, and calatheas. They add a touch of nitrogen and loosen soil. Sprinkle used grounds lightly on topsoil once a month. Less is moretoo much can harm roots. 2. Eggshells: Great for cacti, jade plants, and pothos. Packed with calcium, they strengthen roots. Clean, dry, and crush shells finely, then mix into soil. For orchids? Use sparingly to avoid clogging their bark mix. 3. Banana Peels: A treat for hydrangeas, roses, money trees, and snake plants. Rich in potassium, they spark blooms and vigor. Chop peels and bury them near roots. Simple and effective. 4. Cinnamon: Ideal for cacti, ZZ plants, and spider plants. Its antifungal power helps prevent rot. Dust a thin layer on soil to deter fungi and gnats. Think of it as a protective shield. 5. Baking Soda: Helpful for peace lilies, aloe, and cast iron plantsbut only as a spray. It fights fungal spots like powdery mildew. Mix a pinch with water, spray leaves lightly, and avoid soil to prevent sodium buildup. 6. Rice Water: Use cautiously for rubber plants, corn plants, or ivy. It offers mild nutrients. Dilute water from rinsing rice and apply once a month, max. Overdo it, and soil might get starchy.