Blackroot
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Pterocaulon pycnostachyum
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Asteraceae
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Landscape Uses:
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Primarily recommended for natural landscapes and habitat restorations. Also wildflower gardens. |
Ecological Restoration Notes: |
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Availability: |
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Grown by enthusiasts. |
Description: |
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Medium herbaceous wildflower. |
Height: |
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About 1-2 feet in height. About as broad as tall. |
Growth Rate: |
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Moderate. |
Range: |
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Southeastern United States west to Texas and south to the Monroe County Keys; West Indies. In the Monroe County Keys, disjunct from Miami-Dade County to the pine rocklands of Big Pine Key. |
Habitats: |
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Pinelands. |
Soils: |
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Moist, well-drained sandy or limestone soils, without humus. |
Nutritional Requirements: |
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Low; it grows in nutrient poor soils. |
Salt Water Tolerance: |
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Low; does not tolerate flooding by salt or brackish water. |
Salt Wind Tolerance: |
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Low; salt wind may burn the leaves. |
Drought Tolerance: |
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High; does not require any supplemental water once established. |
Light Requirements: |
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Full sun. |
Flower Color: |
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White. |
Flower Characteristics: |
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Showy. |
Flowering Season: |
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Spring-fall. |
Fruit: |
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Inconspicuous achene. |
Wildlife and Ecology: |
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Horticultural Notes: |
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Comments: |
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James Johnson, 2014 In habitat, Miramar Pineland Natural Area, Broward County, Florida
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