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.

The first opportunity to plant fiber optic grass in Zone 10b 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 has passed.

It's not a good idea to plant fiber optic grass until after the last frost because they are not cold tolerant.

The earliest that you can plant fiber optic grass in Zone 10b is February. However, you really should wait until March 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. If you are starting your fiber optic grass indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on January 31 in Zone 10b. In the coldest months of winter you can expect an average low temperature of 35°F.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Zone 10b and it changes from year to year. Half of the time in Zone 10b you get surprised by a frost after January 31 so make sure that you are ready to protect your fiber optic grass if you have one of those late frosts.

USDA Zone Info for Zone 10b

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°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 40°F.

Plants to Grow in Zone 10b

You may be interested in your other planting guides for Zone 10b.