3 Ways You Can Keep Your Flowers Fresh A bouquet of fresh and colorful flowers makes your entire home beautiful when they run out of freshness. They tend to wither and die in a vase. But don't worry, there are plenty of ways to properly care for it and make the colorful bloom last longer. You can take proper care of your flowers that is likely to last a long time. Roses and daffodils used pantry staples to give flowers an extra burst of life. If you want to keep your flowers fresh, you can follow these steps to keep your flowers alive using common household ingredients.