The USDA Zone info is a great tool for gardeners to help us determine 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.

It's a good idea to figure out when it's possible to plant four o' clock by referring to the USDA zone info for Brownwood.

Planting Calendar for Four O' Clock

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

Since four o' clock are not cold tolerant it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant four o' clock in Brownwood 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. Any later than that and your four o' clock may not have a chance to grow to maturity. If you are starting your four o' clock indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Brownwood. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Brownwood may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Brownwood you get a frost after March 15 be ready to cover your four o' clock if you have one of those late frosts.

USDA Zone Info for Brownwood

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Brownwood

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