By A Mystery Man Writer
Mesonet at SD State is South Dakota
Frost Line • Frost Line Map - US Frostline Penetration Map - BrickWood Box - BrickWood Ovens
Frost Dates & Growing Season – Illinois State Climatologist
Canada Hardiness Zones Frost Dates
Average Last Dates of Frost/Freeze in Spring
A U.S. Regional Map of the Last Day of Freezing Temperatures - Bloomberg
MRCC - Welcome to the Vegetation Impact Program
Agricultural Interests
Individual Map Downloads, Dungeon #199 - Glacial Rift of the Frost Giant Jarl; Map 1 (Digital DM & Player Versions)
Frost and Freeze Information
Patchy frost potential - Cover up your plants
NC's First Frost and Freeze Climatology - North Carolina State Climate Office
MRCC - Welcome to the Vegetation Impact Program