Frosty Greenhouse

Can plants freeze in a greenhouse? 4 ways to prevent frost in the greenhouse

Can plants freeze in a greenhouse? Yes, plants can freeze in a greenhouse.  An unheated greenhouse will generally be 5 degrees warmer than the outside temperature.  That means that a greenhouse will only begin to drop below zero in very wintry conditions. Some plants are frost hardy and will be able to withstand subzero temperatures.  […]