These are some of the common types of aphids that hummingbirds enjoy eating:- Beech Blight Aphid (Grylloprociphilus imbricator)
- Black Bean Aphid (Aphis fabae)
Can You Use Hummingbirds As A Kind Of Biological Control?
The simple answer to this is no, because, namely, there is no guarantee that you will be able to get a hummingbird to come and visit your garden at all.