For Hydroponics - Ensures good root aeration and prevents rotting, excess acidity and soil pests.
It can replace horticultural soil, filter water quality, and maintain water and nutrients
Produces negative ions and promotes plant growth
Can be reused after cleaning
100g per pack£¬about 1.5cm in diameter, mostly round and oval
100g natural expanded clay. Inert, pH-neutral, clean & decorative.
For Orchids - Clay Pebbles porous structure provides excellent aeration and acts as a water reservoir.
100g Clay Pebbles Hydroponic Expanded Rocks
This natural clay is mined, formed into pellets, then kiln fired at high temperatures to cause the clay to expand into tough, lightweight balls. Clay naturally has balanced capillary action, with an ideal surface structure. Theexpanded clay is semi-porous and generally does not float like other products can. For best results, rinse all expanded clay before use. It is reusable as long as it is thoroughly cleaned between uses.
Clean and clean, both beautiful and clean
1 bag(100g) natural expanded clay