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.

The earliest that you can plant four-o-clock flower in Gaffney can be estimated by referring to the USDA zone info.

Planting Calendar for Four-o-clock flower

Frost tolerance for four-o-clock flower:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

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

The earliest that you can plant four-o-clock flower in Gaffney 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 flower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your four-o-clock flower may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your four-o-clock flower indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Gaffney. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Gaffney may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Gaffney you get a frost after April 15 be ready to cover your four-o-clock flower in the event of one of those late frosts.

USDA Zone Info for Gaffney

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Gaffney

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