Ideal for the urban gardener, beginner, or hobbyist, the Early Start 4 Shelf Wall Unit is compact making it perfect for decks or patios. Despite its small size, the four shelves will hold lots of plants. The thermal cover creates the optimal growing conditions for plants offering year-round protection with annuals, perennials, vegetables, and delicate plants. Remove the thermal cover and enjoy it as a simple plant display. Measures: 20L x 40W x 66H in.