
As a person who actually calculated the last frost dates (90 percentile) for Wilmington from the available data you would think I would know better. The above graph is the temperatures near my house for the past several days. Blue is below freezing, the dips to 25F were especially concerning to me and my poor plants. I knew ahead of time that temperatures would dip below freezing, but I now had lettuce, Brussels sprouts and strawberries newly...