You are doing it wrong. Here’s what fertilizer to use on what houseplants

6. 🥕 Vegetable Scraps (Compost)
Why: Full-range nutrients for long-term health.
How to Use: Compost kitchen scraps (carrot peels, lettuce ends, etc.) until fully broken down. Mix ½ cup compost into potting mix or use as a top dressing every 6–8 weeks.
Best Used On: Monstera, Fiddle Leaf Fig, indoor tomatoes.
Avoid On: Succulents, cacti, bonsai—can cause overfertilization.