This will need some research regarding what would be the perfect soil depth for the plants. Many Red Maples grow up to 40-50 feet high with a width of 30-40 feet and take little to no upkeep. https://aardbeienterras-rijsberge48147.ltfblog.com/27947803/indoor-plants-3-proven-pointers-for-healthier-plants-and-herbs