Viagrow VPER4 4 cu_ ft Perlite Made in USA 1-Pack White

The Viagrow horticultural grade perlite increases water absorption & aeration when added to soil & soilless growing media. Viagrow horticultural perlite is commonly used alone for a completely inert hydroponic medium with good capillary & air retention properties, perlite can also be added to any medium to improve texture, combined with coir (coconut fiber) & bulk granular fertilizers for a customized planting medium or be used for compost aeration.