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

One way of figuring out when to plant scarlet pimpernels is to look at the USDA zone info for Center Line.

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.

You can plant scarlet pimpernels slightly earlier in the year because they do ok in moderate cold.

The earliest that you can plant scarlet pimpernels in Center Line 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 really do well. If you are starting your scarlet pimpernels indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Center Line. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Center Line may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Center Line you get a frost after April 15 so just be sure to be ready to protect your scarlet pimpernels if you have a surprise late frost.

USDA Zone Info for Center Line

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Center Line

You may be interested in your other planting guides for Center Line.