Trees in containers add style and sophistication to your garden. Positioned on patios, decking, driveways, outside your front door or back door, they make a very smart addition to your outside space. Growing trees in pots is a great way to create a focal point in your garden and to add height. The best trees to grow in pots add year-round interest through their foliage, flowers and fruit. Small gardens can benefit from trees grown in containers softening patios, and hard landscaping.