One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of figuring out when you can plant fiber optic grass is to examine the USDA zone info for Hibbing.

Planting Calendar for Fiber Optic Grass

Frost tolerance for fiber optic grass:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably a bad idea to plant fiber optic grass until after the last frost because they do not do well in cold weather.

The earliest that you can plant fiber optic grass in Hibbing is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant fiber optic grass and expect a good harvest is probably August. If you wait any later than that and your fiber optic grass may not have a chance to really do well. You can get started a few weeks earlier by starting your fiber optic grass indoors.

Last Frost Date

In Hibbing the average date of last frost happens on May 15. It might get as low as -35°F during the coldest months of winter.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Hibbing and it is different every year. Since half of the time in Hibbing there is a last frost after May 15 be ready to protect your fiber optic grass in the event of a late frost.

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.