Plant was found on a western slope in a shaded wooded area. The plant was located near a pond in what looked to be a well drained are. The plant was located behind USCS in Spartanburg South Carolina. The photo was taken on 9/8/2013 at about 4 pm.
331 Garner Rd
your brilliant red flower is the Cardinal flower, Lobelia cardinalis. I suspect it is favorite of hummingbirds. They can be cultivated, but they need a lot of moisture.
I hope this helps!
Steve Hill, Ph.D., Botanist, SCNPS