Scotts Turf Builder Dense Shade Mix Grass Seed, (7-Lb, Tall Fescue) for $16.17. Shipping is free on orders over $25. If needed, use this Filler Tool to pad the order for free shipping. Here is a screenshot for reference. It features WaterSmart PLUS Coating that supposedly absorbs water, feeds with essential nutrients, and protects seedlings from disease. Most places have it for about $38.