Get much more Llama Brew! The "U Doo" Plant Food Kit "brews" five to ten gallons of Llama Brew. The expended bag can also be used as a high quality potting mix. A single bag is $12.99. For larger scale use Five Pack is $39.99. The Five Pack can produce between 25 to 50 gallons. Both include USPS Priority Mail shipping. Great for Cannabis growers, lawns or larger gardens. Whatever kind of grass you are growing, Llama Brew is a no pesticide powerhouse.