The herbaceous borders at Waterperry Gardens near Wheatley in Oxfordshire, England give an outstanding late summer display (these photos were taken in early October). Their display of asters is one of the best in the country. The English herbaceous border in full flower is a breath taking and awe inspiring sight. When done on a grand scale it’s a true marvel of what skilled designers and gardeners can achieve. To construct an herbaceous border on the scale shown in these photos requires…