Adds up to 8,000 lbs/acre of organic matter to your soil in a vigorous mix that will outcompete weeds. Sturdy oats support nitrogen-fixing pea and vetch vines. Plant in early spring and mow or disc in the fall. (70% peas/15% oats/15% vetch by weight). Seeding rate: 210 lbs/acre, 6-8 lbs/1000 sq ft.