Devil's Weed on The Gates
Devil's Weed is an ingrediant in the magical remedy Andie Bates is taking to control her succubus nature (and rash). It was given to her by her friend Mia Mueller who stole it from Devon.
Effects of Devil's Weed
Peg Mueller discovered that Devon was growing the forbidden dark herb and demands she get rid of it in Dog Eat Dog. Peg tells her: "It's used for the darkest of dark magic."
Devon tells Mia that she uses Devil's Weed to help strengthen her customer's immune systems.