Plantmaps maintains Frost data and maps for many regions on the earth. We've created Average First Frost Dates, Average Last Frost Dates and Average Number of days with Frost maps for most US States and Candian Provinces. Plantmaps also created maps for many countries around the world that are in latitudes where frost occurs. Tracking First and Last frost dates can be benificial in preventing damage to gardens and agriculture.
| China First Frost Dates | China Last Frost Dates |
| Japan First Frost Dates | Japan First Frost Dates |
| South Korea First Frost Dates | South Korea Last Frost Dates |