Dennerle NutriBasis Substrate 6in1 Aquarium Nutrient Plant Growth Fish Tank Soil
Dennerle Nutribasis 6 in 1. The Dennerle NutriBasis 6 in 1 plant nutrient substrate creates brilliant starting conditions for luscious plant growth in any aquarium. You can use on its own or top-dressed with Dennerle Crystal Quartz gravel.