Southern Jointweed
(Polygonella americana)
Southern Jointweed (Polygonella americana)
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Patrick Alexander
CC0
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Patrick Alexander
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Photo by: Patrick Alexander | License Type: CC0 | License URL: http://creativecommons.org/licenses/by-sa/3.0/ | Uploader: Josve05a | Publisher: Wikimedia Commons |



























Estimated Native Range
Summary
Polygonella americana, commonly known as Southern Jointweed, is a subshrub native to sandy soils in pine barrens, coastal plains, and scrub habitats in the Southeastern USA. It typically grows to a height of 1-3 feet (0.3-0.9 meters) and a width of 1-6 feet (0.3-1.8 meters). This plant has a delicate, wiry appearance with fine-textured foliage and produces small, white to pinkish flowers that bloom in summer and fall, adding a subtle charm to the garden landscape.
Southern Jointweed is valued for its drought tolerance and ability to thrive in poor, sandy soils, making it an excellent choice for xeriscaping and naturalistic plantings. It is often used in wildflower gardens, as a border plant, or in restoration projects where low maintenance and adaptability to challenging conditions are desired. It requires full sun or part shade and prefers soils with fast drainage. While it is not a common garden plant, its resilience and attractive, fine foliage make it a useful addition to native plant gardens or areas designed to support local biodiversity.CC BY-SA 4.0
Southern Jointweed is valued for its drought tolerance and ability to thrive in poor, sandy soils, making it an excellent choice for xeriscaping and naturalistic plantings. It is often used in wildflower gardens, as a border plant, or in restoration projects where low maintenance and adaptability to challenging conditions are desired. It requires full sun or part shade and prefers soils with fast drainage. While it is not a common garden plant, its resilience and attractive, fine foliage make it a useful addition to native plant gardens or areas designed to support local biodiversity.CC BY-SA 4.0
Plant Description
- Plant Type: Subshrub
- Height: 1-3 feet
- Width: 1-6 feet
- Growth Rate: Moderate
- Flower Color: White
- Flowering Season: Summer, Fall
- Leaf Retention: Deciduous
Growth Requirements
- Sun: Full Sun, Part Shade
- Water: Low
- Drainage: Fast
Common Uses
Low Maintenance, Rock Garden
Natural Habitat
Sandy soils in pine barrens, coastal plains, and scrub habitats
Other Names
Common Names: American Jointweed
Scientific Names: , Polygonella americana, Polygonum americanum, Polygonella ericoides, Gonopyrum americanum, Psammogonum americanum,
GBIF Accepted Name: Polygonella americana (Fisch. & C.A.Mey.) Small