Keep feeders in shaded areas to protect nectar from the sun.
Use glass or ceramic feeders to keep nectar cool and prevent bacteria.
Replace warm nectar with cool nectar multiple times daily.
Add nectar ice cubes to the feeder for a continuous cool drink.
Install an ant moat to cool the feeder and deter pests.
Insulate feeders with drink cozies or foam wrap to keep nectar cool.
Monitor nectar for signs of spoilage like cloudiness or mold.
Provide fresh water sources for birds to drink and bathe.