Perky-Pet 5.3-Ounce Original Red Instant Nectar provides the highest amount of energy to hummingbirds by using 100-Percent sucrose. The 5.3-Ounce bag makes 32 fl-Ounce of hummingbird nectar. This hummingbird nectar concentrate is so easy to use. Simply stir in water and there's no boiling required. Mixing Instructions: Mix 4 Teaspoons of nectar concentrate for every 3 fl-Ounce of water until you reach the desired amount of nectar solution.