Miracle-Gro Liquafeed Universal Feeder is a starter pack that lets you feed your plants as you water them. This kit includes LiquaFeed Universal Feeder which attaches to a hose end to convert any hose into garden feeder. It features patent pending technology that automatically mixes the exact amount of nutrients you need, so you can apply plant food evenly using the correct rate. It also guarantees to remain secured on the spigot and allows you to easily switch setting from feed to water. This kit also includes 16 oz. bottle of Miracle-Gro LiquaFeed All Purpose Plant Food which helps boost the growth and development of your plants. It is fortified with essential nutrients to boost their growth and produce bigger, healthier, and more beautiful plants and blooms. It is recommended to feed plants every 7 to 14 days to achieve great results. Each 16 oz. bottle covers approximately 400 sq. ft.