Dried blood is approved for organic gardening. This diversified product selection provides a range of solutions from addressing specific nutrient deficiencies to loosening heavy, clay soil. Comprised of 100 percent organic nutients, these products are pure plant food with no fillers or sludges. They enrich your garden with the best the Earth has to offer. This product weighs 17 pounds. Hard to find products for the avid and environmentally conscious gardener.