One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant fiber optic grass in Zimmerman should be determined by reviewing the USDA zone info.

Planting Calendar for Fiber Optic Grass

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

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

The earliest that you can plant fiber optic grass in Zimmerman 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 grow to maturity. Starting your fiber optic grass indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zimmerman the average date of last frost happens on May 15. It might get as low as -30°F during the coldest months of winter.

Keep in mind that USDA zone info for Zimmerman may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Zimmerman it frosts late in the year after May 15 so always be ready to protect your fiber optic grass if you have one of those late frosts.

USDA Zone Info for Zimmerman

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Zimmerman

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