How to Clean and Reuse Clay Pebbles (LECA/Hydroton): Complete Guide
Home > Hydroponic Systems > How to Clean and Reuse Clay Pebbles (LECA/Hydroton): Complete Guide Last Updated: July 11, 2026 | Fact Checked By: Current Gardening Editorial Team Quick Answer: How to Clean Clay Pebbles Yes, clay pebbles can be reused indefinitely! To clean them, first manually remove all dead root matter. Then, sterilize the pebbles to kill pathogens (like Pythium) by either boiling them in water for 15 minutes or soaking them in a strong 3% hydrogen peroxide solution for 24 hours. Finally, rinse them thoroughly with plain tap water to wash away any dissolved mineral salts, and let them dry completely before storage. Reusability Infinite (10+ Years) Best…