Alan Titchmarsh shows you how to keep your borders looking bright and beautiful all summer long. For more tips and tricks and to buy plants and garden products, visit Waitrose Garden. Alan Titchmarsh's Summer Garden | How to Maintain a Border Please note: You are currently browsing img alan titchmarsh on gardening for retired people express that is 590x350px in size. This image is listed in alan titmarsh garden ideas category. Alan Titchmarshs Summer Garden How to Maintain a Border, 590x350 in 74.34 KB.