Please post your palm protection photos for those who ask this time of year.  Post your photos and what zone you've tested this in. Here are mine for 7a Trachycarpus Thermocube, Mini lights and temp sensor Wrapped 1.5 oz dewitt frost cloth Circle fence cover wrapped again in frost cloth, staked down. Box method with plastic, notice angled roof, ample vents, blackout fabric on sun side.  Pegboard for top