Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Bensenville it's a good idea to figure out when it's a good idea to plant scarlet pimpernels.

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 do ok in moderate cold which means that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant scarlet pimpernels in Bensenville 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. You probably don't want to wait any later than that or else your scarlet pimpernels may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your scarlet pimpernels indoors.

Last Frost Date

On average the last frost is on April 15 in Bensenville. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Bensenville is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Bensenville you get a frost after April 15 be ready to protect your scarlet pimpernels if you have a late frost.

USDA Zone Info for Bensenville

Here is the info for USDA Zone 5b.

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

Plants to Grow in Bensenville

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