Gardman Hanging Topiary Ball Boxus Leaf Effect 30cm This 30cm topiary ball with leaf effect can be suspended using a galvanised chain supplied. FREE POSTAGE £13.95 This topiary ball with a leaf effect will make an attractive addition to borders and planters. Can be suspended using the removable galvanised chain supplied. The diameter is approx. 30cm. UV and weather resistant. Manufactured by Gardman.