The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Robstown it's a good idea to estimate 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 has passed.

Fiber Optic Grass are not cold tolerant which means that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant fiber optic grass in Robstown 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. You probably don't want to wait any later than that or else your fiber optic grass may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your fiber optic grass indoors.

Last Frost Date

In Robstown the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Robstown is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Robstown you get a frost after February 15 be ready to protect your fiber optic grass in the event of a late frost.

USDA Zone Info for Robstown

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 Robstown

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