Pentalinon luteum

Photo by Shirley Denton. Photograph belongs to the photographer who allows use for FNPS purposes only. Please contact the photographer for all other uses.

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 11 

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Wild Allamanda, Hammock Viperstail


Also known as Urechites lutea

Plant Specifics

Size:3 - 12 ft
Life Span:Long-lived perennial
Flower Color:Yellow
Phenology:Evergreen. Blooms spring through fall.
Habitats:Pine woods, coastal hammocks, edges of coastal marshes.


Recommended Uses:Grow on a trellis, fence, or post. 
Light: Full Sun,  Part Shade
Moisture Tolerance:
always floodedextremely dry
Moisture Tolerance: Somewhat moist, no flooding ----- to ----- Short very dry periods
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray Tolerance:High. Can tolerate significant and ongoing amounts of salty wind and salt spray without injury.
Soil/Substrate:Humus (organic, upland), Lime rock, Sand



Said to attract hummingbirds.

Larval host of the polka dot wasp moth (Syntomeida epilais), but there is a question whether or not that's a native moth as that is the moth that defoliates oleander and desert rose plants.

Skipper butterflies visit the flowers.

Said to attract butterflies.