Tagged: USDA Zones

Updated 2023 Plant Hardiness Map

  The United States Department of Agriculture released an updated Plant Hardiness Zone map on November 15 that reflects changes for about half of the country.  This updated map, the first since 2012, is based on the average coldest winter temperature, on the coldest night of the year, for each region of the country.  The trend shown on this map paints an accurate picture of how many parts of our country are warming.  The USDA cautions, however, that the data...

Weather Alert: Winter Cold

The Williamsburg area has recently been rezoned by the USDA to a slightly warmer Zone 8a. But temperatures can still get down to 5°F or -15 °C, although we don’t typically see temperatures much below the 20s. So as we pull out our gloves and coats, here are some simple things we can do even now to prepare for when extreme cold weather is in the forecast. Tips for Protecting Plants Potted shrubs and perennials hardy to Zone 6 or...