Clay pebbles:

1. Material: clay soil.
2. Specification: from 2mm to 12mm all available.
3. PH: 6.5-7.0. pH and nutrients specifically balanced for roof garden plants, water plants, potted flower plants, aquarium breeding ,Greens.
4. Feature: Graininess with a lot of apertures, symmetrical, 12 essential elements needed by plants growth. It can absorb the vapor and poison gap in the atmosphere and it is good at maintenance of wateriness.
5. Primary Uses: greens, melon and fruits, arbors, shrubs, roof garden plants, water plants, potted flower plants, aquarium breeding.
6. Advantages: lighter than ordinary soils, promoting flowing, no dust, no broken up after soaking, can't not be blow away, also suitable to the cold areas, no insect pests, no pollution, environmental eco-friendly and high fertilizer efficiency.