Flourite Black Sand 15.4 lbs

Stable porous clay gravel for natural planted aquariumsMineral-rich substrate improves aquarium plant growthEliminates laterite supplementation in planted aquariumsBring noticeable improvement in plant growth response. This stable, porous clay substrate is rich in iron, so it eliminates the need for laterite supplementation in your planted aquariums. Flourite Red is a specially fracted, stable, porous clay gravel for the natural planted aquarium. NEW Flourite Black offers the benefits of Fluorite plus a striking, natural black color that showcases aquarium plants. Mix with existing gravel or use alone as a substrate for best results. Each bag fills about 2" deep in a typical 10-gallon aquariumPlease click on "More Information" for directions for use.