Flower Definition, Parts, Anatomy, Whorls, Types, & Facts Britannica How to propagateZZ plant in water Propagating Zz plant Vanilla is the only orchid which has eatable extract pod. Which is a tropical climbing orchid has fragrant flowers and long pod like fruit. A substance made from the seeds of this pods, Spice Up Your Garden with Herbs! Tips for Container Growing The Mill Do Seeds Always Need Light to Germinate?