I've been told that here in middle Vermont that if the temperature at 9 PM was 40 degrees or less, there would be a frost by morning. So far, that's worked for me. If I cover my remaining tender plants that night, can usually get another week or two 'fore I have to harvest them.
I've been told that here in middle Vermont that if the temperature at 9 PM was 40 degrees or less, there would be a frost by morning. So far, that's worked for me. If I cover my remaining tender plants that night, can usually get another week or two 'fore I have to harvest them.