There are several reasons to attract hummingbirds to your yard. Hummingbirds are super pollinators in the garden, and they’re efficient at ridding a garden of unwanted insects. Plus, they’re fascinating to watch when they feed on nectar from a flower or a feeder while hovering in mid-air.

https://www.mnn.com/earth-matters/animals/blogs/homemade-hummingbird-nectar-recipe-guaranteed-please