One of the best tools that you have as gardeners to help us figure out 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.

By using the USDA zone info for South Houston it's possible to estimate when it's the best time to plant gerbera.

Planting Calendar for Gerbera

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

Gerbera do ok in a tiny bit of cold which means that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant gerbera in South Houston 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 gerbera and expect a good harvest is probably September. You probably don't want to wait any later than that or else your gerbera may not have a chance to fully mature. If you are starting your gerbera indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In South Houston the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Always keep in mind that USDA zone info for South Houston is an average and the actual date of last frost will vary from year to year. Since half of the time in South Houston it frosts late in the year after February 15 be ready to cover your gerbera if you have one of those late frosts.

USDA Zone Info for South Houston

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 South Houston

You may be interested in your other planting guides for South Houston.