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Starrush whitetop
Rhynchospora colorata
Cyperaceae
 

Copyright by: Roger L. Hammer

General Landscape Uses: Primarily recommended for natural landscapes and habitat restorations. Also moist to wet wildflower gardens.

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

Description: Small to medium herbaceous wildflower.

Dimensions: About 6-12 inches in height; to 2 feet when in flower. Spreading from underground stems (rhizomes) and forming small open patches.

Growth Rate: Fast.

Range: Southeastern United States west to Texas and south to the Monroe County Keys; Bermuda, West Indies, Mexico and Central America. In the Monroe County Keys, apparently disjunct from Miami-Dade County to Bahia Honda, Big Pine Key and nearby islands.

Map of select IRC data from peninsular Florida.

Habitats: Pinelands, marshes and wet prairies.

Soils: Wet to moist, periodically inundated freshwater or brackish soils.

Nutritional Requirements: Moderate; can grow in nutrient poor soils, but needs some organic content to thrive.

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: Low; requires moist to wet soils and is intolerant of long periods of drought.

Light Requirements: Full sun.

Flower Color: White bracts with green tips.

Flower Characteristics: Semi-showy inflorescence.

Flowering Season: Spring-fall.

Fruit: Inconspicuous achene.

Horticultural Notes: Can be grown from seed and divisions.


Copyright by: Roger L. Hammer

Copyright by: Shirley Denton

Copyright by: Shirley Denton


Other data on Rhynchospora colorata available from:



 
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