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

In Pearsall you can determine when it's the best time to plant four o' clock by checking out the USDA zone info.

Planting Calendar for Four O' Clock

Frost tolerance for four o' clock:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably a bad idea to plant four o' clock until after the last frost because they are not cold tolerant.

The earliest that you can plant four o' clock in Pearsall is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant four o' clock and expect a good harvest is probably August. If you wait any later than that and your four o' clock may not have a chance to really do well. Starting your four o' clock indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Pearsall is an average the actual date of last frost is different every year. Half of the time in Pearsall you get surprised by a frost after March 15 so make sure that you are prepared to cover your four o' clock if you have one of those late frosts.

USDA Zone Info for Pearsall

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Pearsall

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