For his answer:
"I would first develop a mutated Venus flytrap That would be big enough to devour a person or zombie whole, then put it next to a Corpse Flower. The zombies would think its cool and go to the Venus Flytrap which then eats them."
Willow, if you already own this game on the iPhone or iPod Touch, we can work out another app for equal price.
ALSO, everyone be sure to check out Willow's blog, A World of Insanity. He's got some really great stuff on there.