Seaside Gentian

Eustoma exaltatum

1 to 3 feet tall; taller than wide   

Fast rate of growth

Full sun

Can tolerate flooding by brackish to salt water

Prefers wet to moist poorly drained soil with humusy top layer

Zones 8 to 11

Rose to purple or white flower with

Dark purple center all year round with

peak bloom season December to August.

http://florida.plantatlas.usf.edu/Plant.aspx?id=896

http://www.regionalconservation.org/beta/nfyn/plantdetail.asp?tx=Eustexal