4 parts water / 1 part sugar. Bring to boil to kill any bacteria which helps prevent molding. DO NOT add food coloring as this can be harmful. Let cool and fill feeder. Rinse out feeder and replace every days!
make humming bird food 4 parts water, 1 part sugar NO red color! Boil water for 2 minutes (helps chlorine evaporate & can kill harmful stuff in the refined sugar--don't over boil, as it may attract wasps)