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Roundpod St. John's-wort
Hypericum cistifolium
Hypericaceae
 

Copyright by: Roger L. Hammer

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

Availability: Grown by enthusiasts.

Description: Small shrubby wildflower.

Dimensions: About 2-3 feet in height. Usually taller than broad.

Growth Rate: Moderate.

Range: Southeastern United States west to Texas and south to Miami-Dade County and the Monroe County mainland.

Plant Map Map of select IRC data from peninsular Florida.

 Map of suggested ZIP codes north to Indian River and Manatee counties.

 Map of ZIP codes with habitat recommendations north to Martin and Charlotte counties.

Habitats: Pinelands, marshes and swamp margins.

Soils: Wet to moist, seasonally inundated sandy soils, without humus.

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

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

Salt Wind Tolerance: Low; salt wind may burn the leaves.

Drought Tolerance: Moderate to low; requires moist to wet soils, but tolerant of short periods of drought once established.

Light Requirements: Full sun.

Flower Color: Yellow.

Flower Characteristics: Semi-showy.

Flowering Season: Summer.

Fruit: Inconspicuous capsule.

Wildlife and Ecology: Provides some food and cover for wildlife. Attracts bee pollinators.

Horticultural Notes: Can be grown from seed. Harvest seed when mature, but before it becomes dried out.


Copyright by: Roger L. Hammer

Copyright by: James Johnson, 2014
In habitat, Jonathan Dickinson State Park, Florida

Copyright by: James Johnson, 2014
In habitat, Jonathan Dickinson State Park, Florida

Copyright by: Shirley Denton

Copyright by: Shirley Denton

Copyright by: Shirley Denton


Other data on Hypericum cistifolium available from:



 
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