Sarracenia flava ticks all the boxes. It is excellent at catching flies, and grows well either in a conservatory or outside. Being totally hardy it will be more than happy outside over winter making winter care very straighforward.
This collection containts three distinct forms of the plant usually the rugelii form with the red throat, a red tube and and a veined ornata form. Plants may vary but all will be different and of a good size. This is a very good value collection.