We checked the high tunnel raspberries last Friday and found that many were frozen after a drop to 9.5 degrees F on Friday, December 9. Even though we had the thermostat set to close the tunnel at 45 degrees F, the tunnel is unheated and the berries froze. We counted the berries that remained on the plants in order to get an idea of how much crop was left at this point. Last … [Read more...] about Raspberry harvest discontinued in high tunnel due to cold temperatures