The Landen Black Resin Vertical Garden Planter is a great way to maximize the use of garden space. There are a wide variety of suitable plants that can be used for vertical gardening including vegetables, flowers, succulents, herbs, strawberry plants, and lettuce. You can grow many healthy plants in a small space. Our planter pots are designed to support all your planting and gardening efforts. It can be placed in the kitchen to grow fresh vegetables and fruits, or on the balcony to create a small flower/vegetable garden.The Landen Black Resin planter is BPA-free and food-grade. This offers a safer alternative for growing vegetables.They are lightweight and durable. Our planter pots serve as a great starter set to plant. It provides 12 separate areas for 12 different plants and stacks 25.5 inches high. You can stack 2 or 3 or 4 tier. It has a bottom tray with wheels for easy moving. It has a self-watering tray to make sure there is enough water and that it is distributed throughout the soil to make sure all the roots get the water needed and will save and retain moisture.