Grow your own in the smallest of spaces with this Christow 4 Tier Mini Greenhouse. Perfect for patios, courtyards and city gardens that are short on growing space, it features four wire shelves to accommodate plant growth and a frost-resistant PVC cover to protect them from the elements. The cover has a roll-up double zipped door which can be secured using 2 ties at the top for easy access when tending to plants and flowers