Clay pebbles, also known as hydroton or expanded clay, are lightweight, porous growing media used in gardening and hydroponics. Created by expanding clay under high heat, these small, round pebbles provide excellent aeration and moisture retention for plant roots. Their versatility makes them suitable for various cultivation methods, from hydroponic systems to traditional soil applications, offering a natural pH buffer for optimal plant growth and nutrient absorption. Elevate your gardening experience with these adaptable and efficient clay pebbles.