Or "Pitcher Plants" with leaves that are tubular pitcher-shaped. According to Peter D' Amato, author of The Savage Garden - "Sarracenia are one of the most simplest carnivorous plants to grow, and certainly among the most fun and rewarding." More information is provided in the book "The Savage Garden" available at Amazon.
Here are some basic tips:
Source (and for more info) : "The Savage Garden" book written by Peter D'Amato, available at Amazon. Questions? Contact us.