This week on In the Garden… Balhannah Nurseries fruit tree master, Sam Luke, shows us how to start an espalier tree. With a long hot summer ahead, we find out from the experts how Adelaide’s water supply is holding up. Kim speaks to a commercial landscaper about the intricacies of building a park from the ground up. And Kim gets on the move with an enthusiastic group of walkers keen to show off the benefits of being active!