Stephencdickson · CC BY-SA 4.0
About
Sarracenia flava, the yellow pitcherplant, is a popular carnivorous plant belonging to the family Sarraceniaceae. It is native to the New World and is known for its vibrant yellow, pitcher-shaped leaves.
Field notes
Morphology
The plant's leaves are vibrant yellow and trap insects, forming pitchers that can reach up to over a meter in height, though 50 cm is more typical. The upper part of the leaf flares into a lid (operculum) to prevent rain dilution. The upper regions are covered in stiff, downward-pointing hairs and bear bright anthocyanin markings. The opening forms a 'nectar roll' or peristome, which is studded with nectar-secreting glands.
Distribution & habitat
It is native to the New World, with its range extending from southern Alabama, through Florida and Georgia, to the coastal plains of southern Virginia, North Carolina, and South Carolina. Populations are also found in the Piedmont, Mendocino County, California, and the mountains of North Carolina.
Ecology
The plant traps insects using a rolled yellow leaf, guiding prey into the pitcher tube via stiff hairs. The peristome secretes nectar containing sugars and the toxin coniine, which likely intoxicates the prey. Inside the tube, smooth, waxy secretions make footing uncertain, causing insects to fall into digestive fluids and inward-pointing hairs. Some large insects, like wasps, have been reported to escape by chewing through the wall.
Cultivation notes
The yellow pitcher plant is considered easy to cultivate and is one of the most popular carnivorous plants in horticulture. It readily hybridizes with other members of the genus *Sarracenia*, with hybrids like *S. x catesbaei* and *S. moorei* being popular among collectors.
History & etymology
The plant's trapping mechanism was noted in botanical literature as early as 1819. The ability of *Sarracenia flava* to produce the paralyzing agent coniine was isolated in 1976. The plant is known for its large, yellow, strap-like flowers that dangle over an umbrella-like style, which facilitates cross-pollination.
Habitat
- Altitude
- 0–300 m
- Altitude Class
- lowland
- Native To
- United States
Cultivation
- Difficulty
- easy
- Temperature
- Summer 22–32°C / Winter dormancy 0–10°C
- Humidity
- 50–80%
- Notes
- Tall yellow pitchers with a red throat. Needs full sun and winter dormancy.
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