QuestionsCategory: Starting SeedsSince temperatures vary depending upon where one lives, how do you determine the average last frost date in the spring and the earliest average frost date in the fall for your area?
Jerry S Staff asked 4 weeks ago
2 Answers
Kay Torrance Staff answered 4 weeks ago

Check out the Skagit Gardening Weather page (https://www.skagitmg.org/weather/) for Mount Vernon information, or go to the WSU Ag Weather Frost Data site (http://weather.wsu.edu/?p=93350) and use the pull down menu to select a station or click on “Use map to select.”

Jerry S Staff answered 3 weeks ago

https://davesgarden.com/guides/freeze-frost-dates/
This website allows one to determine frost dates by zip code.