Originally Posted by oakshadows

We have a 30 foot long concrete block wall tha faces south. Intend to plant sensetiver bananas there an build a lean-to type covering for them. We enjoy some days below 32 degrees but not many and not for extended times. If it looks like the temps might get too low we will install some type of heat, lights or maybe even a small electric heater. If we take the time to monitor this we can use timer to control heat and will as usual loose many hours of sleep checking up on the situation.