The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to determine when to plant fiber optic grass by reviewing the USDA zone info for Detroit Lakes.

Planting Calendar for Fiber Optic Grass

Frost tolerance for fiber optic grass:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since fiber optic grass do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant fiber optic grass in Detroit Lakes 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. Any later than that and your fiber optic grass may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your fiber optic grass indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Detroit Lakes. You can expect an average low temperature of -35°F in the coldest months of winter.

Since the USDA zone info for Detroit Lakes is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Detroit Lakes last frost occurs after May 15 be ready to cover your fiber optic grass in the event of a surprise late frost.

USDA Zone Info for Detroit Lakes

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 Detroit Lakes

You may be interested in your other planting guides for Detroit Lakes.