A Question About Gophers
...his in our first book. The main problem I have with this advice is that the galvanized metal used for hardware cloth and gopher wire leaches significant amounts of zinc as it breaks down. Zinc, in high quantities, is toxic to plants. And, when using cages for trees, I’d worry that the cages would not break down soon enough, causing the roots to circle. Plastic, I’m fairly certain, would not work as the gophers would chew through it. A...