Pentalinon luteum

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Wild Allamanda, Hammock Viperstail

Apocynaceae

Also known as Urechites lutea

Plant Specifics

Form:Vine
Size:3 - 12 ft
Life Span:Long-lived perennial
Flower Color:Yellow
Fruit Color:NA
Phenology:Evergreen
Noted for:Showy flowers, Interesting foliage

Landscaping

Recommended Uses:Grow on a trellis, fence, or post. Blooms spring through fall.
Considerations:The sap is an irritant to the skin and poisonous if ingested.
Propagation:Establish from seed or cuttings.
Availability:FNPS plant sales, Seed
Light: Full Sun,  Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Somewhat moist, no flooding ----- to ----- Short very dry periods)
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/ Salty Soil Tolerance:High. Can tolerate significant and ongoing amounts of salty wind and salt spray without injury.
Soil or other substrate:Humus (organic, upland), Lime rock, Sand
Soil pH:

Ecology

Wildlife:
 

Said to attract hummingbirds.

Insects:
 

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.

Said to attract butterflies.

 

Native Habitats:Pine woods, coastal hammocks, edges of coastal marshes.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 11 

USDA zones are based on minimum winter temperatures