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 Bessemer you can estimate when it's a good idea to plant scarlet pimpernels by checking out the USDA zone info.

Planting Calendar for Scarlet Pimpernels

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

Scarlet Pimpernels are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant scarlet pimpernels in Bessemer is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant scarlet pimpernels and expect a good harvest is probably August. Any later than that and your scarlet pimpernels may not have a chance to fully mature. Starting your scarlet pimpernels indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Bessemer is an average and the actual date of last frost will vary from year to year. Since half of the time in Bessemer you get surprised by a frost after March 15 be ready to protect your scarlet pimpernels in the event of a surprise late frost.

USDA Zone Info for Bessemer

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 Bessemer

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