Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant fiber optic grass in Calistoga should be determined by checking out 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.

Since fiber optic grass are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

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

Last Frost Date

The average date of last frost is February 15 in Calistoga. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Calistoga 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 Calistoga last frost occurs after February 15 be ready to protect your fiber optic grass if you have a surprise late frost.

USDA Zone Info for Calistoga

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Calistoga

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