Revive your floral arrangements effortlessly with an easy homemade mixture that can make cut flowers bloom longer. Combine flat lemon-lime soda, a dash of mouthwash, and a bit of dish soap in water. The soda introduces essential sugars and acidity, while the mouthwash combats bacteria. The dish soap ensures water travels up the stems without hindrance, offering a budget-friendly trick to prolong the beauty of your bouquets.