Soap ,human hair peeing by your spot will keep critters away my dad used to wait up an what ever animal was doing it he would shoot it an leave it out there as a reminder to the others I once asked him what do we do if someone is ripping our crop he honestly said we gotta shoot em an bury em in the garden there next years fertilizer lol we also used to cage plants as well an had dogs a cage will stop most unless they are under ground moles or gophers.