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Beach-bean, Baybean, Seaside jackbean
Canavalia rosea

Copyright by: Roger L. Hammer

General Landscape Uses: Groundcover in open coastal areas.

Ecological Restoration Notes: A common and important pioneer vine on beach dunes nearly throughout South Florida.

Availability: Grown by a few native plant nurseries in south and central Florida.

Description: Sprawling or climbing vine with very long stems.

Dimensions: Typically 6-12 inches in height when creeping along the ground; stems to 50 feet or more in length and sometimes high climbing in other vegetation.

Growth Rate: Fast.

Range: Monroe County Keys north along the coasts to southern Volusia County and Dixie County, scattered west to eastern Texas; West Indies, Mexico, Central America, South America and the Old World tropics.

Map of select IRC data from peninsular Florida.

Habitats: Coastal uplands.

Soils: Moist, well-drained sandy soils, without humus.

Nutritional Requirements: Low; it grows in nutrient poor soils.

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

Salt Wind Tolerance: Pioneer; grows in unconsolidated substrate in direct salt wind and spray.

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

Light Requirements: Full sun.

Flower Color: Pink to rose purple with white markings.

Flower Characteristics: Showy.

Flowering Season: All year; peak summer-fall.

Fruit: Brown pod (legume), 4-6" long, flattened. All year.

Wildlife and Ecology: An important pioneer species and sand stabilizer of beach dunes.

Horticultural Notes: Can be grown from seed. Soak in water for several hours to speed up germination.

Comments: It can be aggressive in cultivation, climbing and covering shrubs and sometimes trees. The seeds and seed pods are poisonous.

Copyright by: Roger L. Hammer

Copyright by: George D. Gann

Copyright by: Shirley Denton

Copyright by: Shirley Denton

Copyright by: Shirley Denton

Copyright by: Keith A. Bradley

Copyright by: Keith A. Bradley

Copyright by: Keith A. Bradley

Copyright by: Keith A. Bradley

Other data on Canavalia rosea available from:

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