The amount they give you is about enough for a quart of water. If your vase doesn't hold that much, use proportionately less of the packet. Also make sure your vase is clean to delay the growth of microorganisms. Let the flower preservative dissolve.  -   Kathleen Brown     Quotes
The amount they give you is about enough for a quart of water. If your vase doesn't hold that much, use proportionately less of the packet. Also make sure your vase is clean to delay the growth of microorganisms. Let the flower preservative dissolve. Kathleen Brown