Leland Environmental Solutions brings you products and services that will increase your bottom line. The Leland Environmental premium certified organic biochar and premium biochar/compost filled socks. These products can be used for anything from remediation and storm water cleanup, to filtration for ponds and stream runoff. Our Storm Water Filtration Socks contain a mix of our Leland premium biochar and engineered compost. Our product is composed of 100% renewable, clean, plant-based feedstock, and beneficial compost materials (35% premium biochar/65% compost). What differentiates our advanced filtration wattles from straw wattles is the biochar that our wattles contain.