Home improvement stores such as Home Depot and Lowes sell clean and safe mulch in bulk. Some tree-trimming services company may also sell bulk mulch for an affordable price or sometimes for free.
Home Depot and Lowes sell mulch in 80-cubic-foot bags, enough to create a safe playground surface for kids, prevent weeds from growing and keep plants warm when necessary. Loose hardwood mulch in bulk for gardening and landscaping use is also available at these online stores.
Tree-trimming services companies usually sell mulch in bulks or sometimes give it away for free. Mulch must come from a good tree to avoid harming plants in the garden or lawn.