BX - general purposePRO-MIX BX is a solution for growers seeking to benefit from both the nutrient retention ability of vermiculite and a perlite content providing limited but proper drainage capacities. Combined with high-quality fibrous peat moss, this formulation is ideal for growers looking for a general purpose medium which creates a well-balanced growing environment.CropsAnnualsPerennialsFoliage plantsPotted flowering plantsVegetable transplantsGreenhouse vegetables