This product contains 100% natural ingredients - no mess, no waste in this 12 seed blend This high energy mix has added Calvita vitamin mix to attract more birds to your garden. Use this food to attract blackbirds, robins, house sparrows, long tailed tits, chaffinches, blue tits plus many more birds to your garden. Suitable to be fed to birds all year round. This feed can be fed to wild birds from a hanging feeder, bird table or the ground.