Wakefield 1 cu. ft. Bag Premium Biochar Organic Garden Soil Conditioner (2-Pack)Help your plants get the nutrients they need with these 2 bags of soil conditioner Organic pine wood biochar returns carbon to your soil Each 1 cu. ft. bag easily mixes into the top 4 in. of a 8 ft. x 4 ft. garden Improves water retention, microbial activity, and nitrogen absorption Approved by USDA as a certified biobased product Great for flower pots, beds, and bushes, around tree roots, and lawn reseeding Microbrewers will appreciate an increased