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Devil’s-potato, Rubbervine
Echites umbellatus
Apocynaceae
 

Copyright by: George D. Gann
in habitat, Everglades National Park, 2012

General Landscape Uses: Vine on trellises and fences. Wildflower and rock gardens.

Ecological Restoration Notes: Relatively common in pine rocklands and coastal uplands along the east coast.

Availability: Grown by enthusiasts.

Description: Clambering or climbing vine.

Dimensions: N/A; a vine with stems 5 feet or more in length.

Growth Rate: Moderate to fast.

Range: Monroe County north along the east coast to Brevard County; West Indies, southern Mexico and northern Central America.

Map of select IRC data from peninsular Florida.

Habitats: Pine rocklands, hammock edges and coastal thickets.

Soils: Moist, well-drained limestone or sandy soils, with or without humusy top layer.

Nutritional Requirements: Moderate to low; it prefers soils with organic content, but will still grow reasonably well in nutrient poor soils.

Salt Water Tolerance: Low; does not tolerate long-term flooding by salt or brackish water.

Salt Wind Tolerance: High; can tolerate moderate amounts of salt wind without injury.

Drought Tolerance: High; does not require any supplemental water once established.

Light Requirements: Full sun.

Flower Color: White.

Flower Characteristics: Showy.

Flowering Season: All year; peak in summer.

Fruit: Paired slender pods that open on one side, 6-8" long. Dispersal is by wind.

Wildlife and Ecology: Larval host for native moths, including the oleander moth (or polka dot wasp moth; Syntomeida epilais), tetrio sphinx moth (Pseudosphinx tetrio), and Uncle Sam moth (or faithful beauty; Composia fidelissima). For an excellent article by George Rogers on devil’s-potato as a host for moths, visit the Treasure Coast Natives blog.

Horticultural Notes: Can be grown from seeds. For excellent and detailed information on Devil’s-potato propagation, see Fairchild Tropical Garden's Connect To Protect fact sheet.

Comments: An attractive vining wildflower.


Copyright by: George D. Gann
in habitat, Everglades National Park, 2012

Copyright by: George D. Gann

Copyright by: George D. Gann
in habitat, Everglades National Park, 2012

Copyright by: Roger L. Hammer

Copyright by: Shirley Denton

Copyright by: Shirley Denton


Other data on Echites umbellatus available from:



 
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