The UPS Store Customer Service. For The UPS Store locations in Canada contact The UPS Store Canada Home Office: Available Mon. â Thurs., 9:00 a.m. to 5:00 p.m. EST and Fri.
North Dakota: Vegetable Planting Calendar. Planting vegetable seeds or transplants at the correct time is important for getting the most out of your garden. Knowing your first and last frost dates will help you start your vegetable seeds at the right time. North Dakota is in USDA plant hardiness zones 3-4. North Dakota Last & First Frost Dates. *Based on statistics there is a 10% chance that frost will occur before or after these dates. Watch your local weather for more accurate dates.
The planting zones, also called hardiness zones, divide the United States, Mexico and Canada into 11 areas. Each of the gardening zones is based on a 10 degree Fahrenheit difference in the average annual minimum temperature. Planting Zones 1 and 2a, the coldest, represent Canada. The United States falls within zones 2 through 10. Hawaii and Mexico are represented by zone 11, the hottest zone.