MEDITERRANEAN FAN PALM, Chamerops humilisMed fans are cold hardy to 16-17 degrees – and thought to be hardy as low as 0 degrees. I do know that they suffered little damage in Dallas during the winter of 2010 – and those temps dropped into single digits! They are a short multi-trunked, fan-leafed palm. Meds make a great accent and also work in a foundation planting. They also come in a silver cultivar. For more information, click here or here for info on silver meds.
WINDMILL PALM, Tracycarpus fortuniiUnscathed or minor damage at 10 degrees, windmills are thought to be hardy to at least 0 degrees. They are single trunked, shortish, with fan leafs.
PINDO PALMS, Butia capitata The Pindo Palm is the most cold hardy feather palm with no damage to 14 degrees. It’s thought to be hardy to 10 degrees. Pindos handle the harsh north Texas winters with little or no damage. They are a short stature accent palms. The foliage leans to the blue-green or silvery-gray color. For more information, click here.
TRUE (or EDIBLE) DATE PALM, Phoenix dactylifera Some people call this palm a Mejool. (Mejool is a type of dactylifera). It’s a great choice for parking lots, to line a long drive or road, or to anchor a planting bed. Damaged but recovered at 19 degrees. For more information, click here.
SYLVESTRIS or SILVER DATE PALM, Phoenix sylvestris This is the most cold hardy of all the date palms. Undamaged at 22 degrees. Sylvestris puts on many sets of fronds during a growing season – thus, it looks full and healthy quicker than other varieties. For more info, click here.
TEXAS SABAL, Sabal texana or Sabal mexicana
Hardy to at least 5 degrees and reported to survive sub-zero temperatures. This is the only palm tree native to the Rio Grande Valley (translation: no fuss, no muss) For more information, click here.
All of the temperatures given are from Betrock’s Cold Hardy Palms.