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Coastal searocket
Cakile lanceolata
Brassicaceae
 

Copyright by: Roger L. Hammer

General Landscape Uses: An ephemeral element of beach dunes. Not recommended for general landscape use.

Availability: Grown by enthusiasts and occasionally by native plant nurseries.

Description: Small annual herb.

Dimensions: Typically 1-3 feet in height. Often about as broad as tall.

Growth Rate: Fast.

Range: Southern United States (Louisiana, Florida) south along the coasts to the Monroe County Keys; Bermuda, the West Indies, Mexico, Central America and South America.

Map of select IRC data from peninsular Florida.

Habitats: Beach dunes.

Soils: Moist, well-drained sandy soils, without a humusy top layer.

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

Salt Water Tolerance: Moderately low; does not tolerate long-term flooding by salt or brackish water, but tolerates short term inunation by salt water from storm surge with minimal damage.

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: White.

Flower Characteristics: Semi-showy.

Flowering Season: Winter-summer.

Fruit: Inconspicuous indehiscent fruit.

Wildlife and Ecology: Larval host plant for great southern white (Ascia monuste) butterflies. Nectar plant for Miami blue (Cyclargus thomasi bethunebakeri) butterflies.

Horticultural Notes: Can be grown from seed and cuttings.


Copyright by: Roger L. Hammer

Copyright by: Keith A. Bradley

Copyright by: Keith A. Bradley


Other data on Cakile lanceolata available from:



 
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