One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant ruby grass in Porterville should be figured out by referring to the USDA zone info.

Planting Calendar for Ruby Grass

Frost tolerance for ruby grass:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since ruby grass are barely cold tolerant you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant ruby grass in Porterville 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 ruby grass and expect a good harvest is probably September. You probably don't want to wait any later than that or else your ruby grass may not have a chance to really do well. You can get started a little bit earlier by starting your ruby grass indoors.

Last Frost Date

In Porterville the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Porterville may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Porterville you get a frost after February 15 so make sure that you are prepared to cover your ruby grass if you have a surprise late frost.

USDA Zone Info for Porterville

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 Porterville

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