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Stalked purslane, Redstem purslane
Portulaca rubricaulis

Copyright by: Roger L. Hammer

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

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

Description: Small succulent herb with short, erect stems.

Dimensions: About 3-6 inches tall. Usually taller than broad.

Growth Rate: Fast.

Range: Monroe County Keys north along the west coast to Charlotte County; disjunct in Miami-Dade and Pinellas counties; West Indies, Mexico and South America. Rare in the Monroe County Keys. In Miami-Dade County, collected once in the early 1900s in a pineland just south of the Miami River.

Map of select IRC data from peninsular Florida.

Habitats: Open coastal areas.

Soils: Moist, well-drained to periodically inundated brackish sandy or limestone soils.

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

Salt Water Tolerance: Moderate; tolerates brackish water or occasional inundation by salt water.

Salt Wind Tolerance: Moderate; grows near salt water, but is protected from direct salt spray by other vegetation.

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

Light Requirements: Full sun.

Flower Color: Yellow.

Flower Characteristics: Semi-showy, open in morning.

Flowering Season: All year.

Fruit: Inconspicuous capsule with tiny black seeds.

Horticultural Notes: Can be grown from seed and cuttings.

Copyright by: Roger L. Hammer

Other data on Portulaca rubricaulis available from:

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