These horticultural clay pebbles are made from 100% natural clay. They are clean, pH stable, and offer great aeration and drainage in aquaponics/hydroponics. Great for flood and drain and drip feed systems. Due to their unique structure and ability to cover a large surface area, they offer the ideal environment to foster beneficial bacterial growth around the root zone, leading to naturally healthier plants. Sold as a 40-liter bag or approximately 1.4 cubic feet.
Features:
- Aggregate size range: 4mm - 16mm
- 100% natural clay pebbles
- pH stable
- Offer great aeration and drainage for hydroponic applications
