The Guano Company Budswel (0-0.7-0) is custom-blended from worm castings, bat guano, seabird guano, soluble seaweeds and natural compost, then finely sifted for high solubility and odorless concentration. Budswel is a high-phosphorus bloom formula. There is nothing like totally organic fertilizer for boosting flower and vegetable production. Packaged dry in 2-pound bags, 12-pound boxes and 40-pound plastic pails. Budswel is also available in 1- and 5-gallon liquid concentrates.