I’ve just turned over a compost heap and then planted out an overgrown cork oak. I bought it as a novelty about 4 inches high. It’s been 6 ft and pot bound for a couple of years, and while I definitely do not want a full size cork oak in my garden, pruning is my friend. The hole for the oak was under two old stumps. Took off the first one and my mollusc problem was exposed! Took a bucket of them to the nearby field…