Sarracenia flava rugelliEase to Grow: Easy Dormancy: Yes Native Range: Wet Pocosins of Coastal Southeastern North America Zones: 7 9 (6 10) Sarracenia flava rugelli, Cut throat Pitcher Plant, is a very tall, nearly all green pitcher plant with a distinctive dark red throat patch. The tubes appear a vibrant yellow to yellow green in full sun. The hood is large and often widely expanded. It frequently forms dense clumps of pitchers, and is among the largest and most vigorous