Topsoil Generally, topsoil is much heavier than potting soil. For vegetable gardens, most gardeners like adding 1 or 2 inches of fresh topsoil yearly. Bulk Price $24.99 Add to InquiryClick to add this item to cart. Looking for more bulk material? Earthtone Natural Rounds (2-3″) $74.99 Stone Dust $32.99 Bulk Mulch $29.99 << return to all bulk materials