There are several different types of aphid that are pests on fruit trees, but the three you’re most likely to come across are black cherry aphid, green peach aphid, and woolly aphid on apples. What they have in common is their life cycle, allowing us to interrupt it at the same place, by smothering their eggs in winter with a winter dormant spray of mineral oil.
The good news is that all aphids have plenty of predators, and even if you have a really bad outbreak, it’s not too hard to get them under control.
Read article in: Winter Week 2