Element: Earth Powers: Fertility, snake charming Magical Uses: Use in fertility mixtures or place in the bedroom for this purpose. Whistles made of the stems are said to summon snakes. Health: The primary use is as a diuretic. Gently stimulating increased urinary flow, helps "flush" infectious bacteria out of the bladder without altering the body's balance of electrolytes. Drink extra water for maximum benefit. Avoid if there are kidney stones. Don't take if you take an ACE inhibitor for high blood pressure and you have congestive heart failure, as the combination of the herb and the drug can cause accumulation of excessive potassium. Not recommended while pregnant.