The range of this plant appears to encompass most of Florida with actual occurrances having been found in streams with appropriate water chemistry (appears to like relatively neutral pH and high nutrients).  Has been planted in areas where it is not known to occur naturally including old mine ponds and reclaimation areas.   This plant is not a nuisance in Florida.  It is, however, listed as a nuisance invasive in Australia. Ponds, streams.

There are two varies in Florida:  Polygonum polygamum var. polygamum and  Polygonum polygamum  var. brachystachyum Dry, sunny wildflower garden.

In full sun areas, this plant will become close to dormant in the summer. Cutting back dried out foliage will stimulate new growth in the Fall. Endemic to peninsular Florida. Wildflower gardens in piney areas.

The natural range of this species includes parts of the eastern panhandle, but overall, it is a southern coastal plain and Mississippi Valley species whose range extends from South Carolina to Texas and up the Mississippi Valley as far north as southern Illinois and Indiana. Houseplant, water garden, bog garden, stream edge