The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to estimate when it's possible to plant vinca vine by reviewing the USDA zone info for Hibbing.

Planting Calendar for Vinca Vine

Frost tolerance for vinca vine:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant vinca vine a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant vinca vine in Hibbing is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant vinca vine and expect a good harvest is probably August. You probably don't want to wait any later than that or else your vinca vine may not have a chance to grow to maturity. Starting your vinca vine indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Hibbing. In the coldest months of winter you should expect an average low temperature of -35°F.

It's important to remember that USDA zone info for Hibbing is just an average and the actual date of last frost changes from year to year. Since half of the time in Hibbing there is a last frost after May 15 be ready to cover your vinca vine if you have one of those late frosts.

USDA Zone Info for Hibbing

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-35°F
Highest Expected Low	-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Hibbing

You may be interested in your other planting guides for Hibbing.