Can’t decide what size grow bag you need? Check them all out here in this category. Our poly grow bags are made from durable plastic and are designed to be a low-cost alternative to nursery pots and other planting containers. They can be used in all the same applications as regular nursery pots and containers. HTG Supply grow bags have holes punched in the bases for drainage and come with a white exterior for maximum light reflection and low heat retention. HTG Supply has grow bags for every size growing application, shop today to get growing.