Tip #3 You can make some very good floral preservatives at home.
Recipe #1: 8 to 16 oz of a colorless citrus soft drink (with sugar, not diet, for example Sprite), an equal amount of lukewarm water, and ½ teaspoon household bleach.
Recipe #2: 1 qt lukewarm water, 2 tablespoons fresh lemon or lime juice and 1 tablespoon sugar + 1 tablespoon household bleach.