I've always used fragrant herbs from my gardens to freshen up the chicken coop and for medicinal reasons. Certified Organic Herbal Blend Contains: Organic Lavender, Organic Marjoram, Organic Thyme, Organic Peppermint, Organic Calendula, Organic Roses. These herbs are safe & beneficial for chickens if they decide to nibble on them too~ This listing is for one TWELVE ounce package of Organic Nesting Box Herbs