Boil the water and then mix in the sugar. You can store this mixture up to two weeks in your refrigerator. Change the liquid in your feeders every three days. Keep the feeders and tubes clean. Do not add red coloring to the liquid.
Hummingbirds are attracted to red, so tie a red ribbon on the feeder or buy a feeder that is red.
Bees are attracted to yellow, so do not buy a feeder with yellow plastic on it. You can plant flowers in your yard that attract hummingbirds. Red, tube shaped flowers are best. Check some of the web sites listed at the left side of this page for more ideas. You would not believe how many books there are about planting gardens to attract hummingbirds and butterflies.