Pentalinon luteum

wild allamanda, hammock viperstail

Apocynaceae

Plant Specifics

Form:

vine

Size:

3 - 12 ft

Life Span:

long-lived perennial

Flower Color:

yellow

Fruit Color:

Phenology:

Evergreen. Blooms spring through fall.

Noted For:

Showy Flowers, Interesting Foliage

Landscaping

Recommended Uses:

Grow on a trellis, fence, or post. 

Considerations:

The sap is an irritant to the skin and poisonous if ingested.

Light:

Full Sun, Part Sun

Moisture Tolerance:

Somewhat moist, no flooding ---- to ---- Short very dry periods

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

High. Can tolerate significant and ongoing amounts of salt.

Soil or Other Substrate:

Sand

Suitable to Grow In:

10A,10B,11

Ecology

Wildlife:

Butterflies, 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.





 

Said to attract hummingbirds.

Native Habitats:

Pine woods, coastal hammocks, edges of coastal marshes.