Be sure to change the water every two days. When the water becomes cloudy that’s when you know it's been too long. Re-cut the stems again at a 45 degree angle. Remove any leaves that fall below the water line. Not removing the leaves may cause bacteria to form and shorten the flower's life Make sure to not place flowers in direct sunlight or excessive heat. Keep in mind, you can find flower care tips for each flower you have received on our site.