This product is used to relieve occasional constipation. Glycerin belongs to a class of drugs known as hyperosmotic laxatives. It works by drawing water into the intestines. This effect usually results in a bowel movement within 15 to 60 minutes.
Canna lilies (Canna generalis), which grow in U.S. Department of Agriculture plant hardiness zones 8 through 11, have broad leaves, which may be green, brown, bronze or maroon, and large red, orange, or yellow flowers. Canna lilies have few pest problems, but a handful of pests like to feed on the foliage and flowers.
Desert cassia (Senna polyphylla) is the baby bear of the three - growing to only 10 feet tall with spring and fall flowers. This sweet little tree is salt-tolerant and evergreen, with tiny leaves and a fast-growing habit.