How to grow vegetables in growing bags? 1.Fill 1/2 volume plant bag with soil, and then plant the tubers to a depth of 4 inches. 2. As the plant grows, add more soil to fill the bag. Water regularly, and harvest within 6 weeks. Specification: Planting bag size: 7 gallon , 4 x potato planting bags,each bag can hold 7-9 kinds of different potatoes of vegetables. Potato planting bag material is made of high-grade PE material, which is the best safe choice for happy family gardening. The handle on the side of the bag is designed to be convenient, comfortable and easy to carry. Flower pot with handle and flip cover, easy to hang on the handle. Packaging includes: 4 x potato planting bags 1x4.9 inch right angle 1x widely angle shovel 1x hoe tool You can grow potatoes, Carrots,Radishes,Sweet Potatoes and plants, or you can grow tomatoes, cucumbers, bell peppers, peppers, eggplants and courgettes.