Activ-Flora Floracor Premium Planted Aquarium Gravel Black, 1ea/16 lb

Activ-Flora® Bio-Activ Nutrient-Enriched™ Substrate features natural, iron-rich, non-toxic pigments, and does not contain artificial additives or dyes. The spherical grains promote maximum diffusion and ideal results require a 3-inch depth of the substrate per gallon of aquarium water.

World Wide Imports Ent Inc - Activ-Flora Floracor BlackPremium Planted Aquarium SubstrateCharacteristics: Bio-activ NutrientsTM for faster healthier plant growth,