20# BLACK OIL SUNFLOWERPart Number: 4013512
Nature's Window Black Sunflower bird seed is perfect on its own or in your custom wild bird food blends. This single ingredient wild bird food is made of 100% sunflower seeds. Our high-quality Black Sunflower appeals to cardinals, chickadees, finches, grosbeaks, jays, juncos, siskins, titmice, towhees and woodpeckers. All seed eating birds will find these shells easy-to-crack. Most noteworthy, Black Sunflower is a high energy source that is rich in nutritious fats and oils.