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Beach-peanut, Burrowing four-o’clock
Okenia hypogaea
Nyctaginaceae
 

Copyright by: Egdomilia S. Gann, 20 Nov 2015
In habitat, Delray Beach Municipal Beach, Florida

General Landscape Uses: Primarily recommended for natural landscapes and habitat restorations.

Ecological Restoration Notes: Ephemeral in open areas of beach dune and coastal strand along the east coast.

Availability: Grown by one or two native plant nurseries in South Florida.

Description: Small creeping annual herbaceous wildflower.

Dimensions: About 2-6 inches in height. Spreading and forming rather large, open patches.

Growth Rate: Fast.

Range: Miami-Dade County north along the east coast to St. Lucie County; southern Mexico.

Map of select IRC data from peninsular Florida.

Habitats: Beach dunes and open disturbed sites along the coast.

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: Purple.

Flower Characteristics: Showy. Dimorphic; showy flowers are purple and infertile.

Flowering Season: Spring-fall; peak in summer.

Fruit: Brown peanut-like fruit form and mature underground. Fall.

Horticultural Notes: Can be grown from seed.

Comments: A very ephemeral annual that prefers newly disturbed sand. It is listed as endangered by the state of Florida.


Copyright by: Egdomilia S. Gann, 20 Nov 2015
In habitat, Delray Beach Municipal Beach, Florida

Copyright by: Keith A. Bradley

Copyright by: Keith A. Bradley

Copyright by: Keith A. Bradley

Copyright by: Roger L. Hammer


Other data on Okenia hypogaea available from:



 
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