One of the first steps you take when you are estimating 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.

By using the USDA zone info for Rohnert Park it's a good idea to figure out when to plant fiber optic grass.

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 because they require warm weather.

The earliest that you can plant fiber optic grass in Rohnert Park 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 fiber optic grass and expect a good harvest is probably September. If you wait any later than that and your fiber optic grass may not have a chance to really do well. Starting your fiber optic grass indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Rohnert Park. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Rohnert Park is an average the actual date of last frost will vary from year to year. Since half of the time in Rohnert Park last frost occurs after February 15 be ready to protect your fiber optic grass if you have one of those late frosts.

USDA Zone Info for Rohnert Park

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

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

Plants to Grow in Rohnert Park

You may be interested in your other planting guides for Rohnert Park.