I found that raising the planter box and putting thin sheet metal that you can find at Lowes or Home Depot on the legs will prevent them from climbing as they have no surface to hold on to and slide. A thin layer of silicon grease will be an added deterrent.
I found that raising the planter box and putting thin sheet metal that you can find at Lowes or Home Depot on the legs will prevent them from climbing as they have no surface to hold on to and slide. A thin layer of silicon grease will be an added deterrent.