Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to figure out when to plant bellis by checking out the USDA zone info for Romeoville.

Planting Calendar for Bellis

Frost tolerance for bellis:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Bellis are moderately cold tolerant which tells us that you can start planting them earlier than other frost tender plants.

The earliest that you can plant bellis in Romeoville is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant bellis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bellis may not have a chance to really do well. Starting your bellis indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Romeoville the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Romeoville is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Romeoville it frosts late in the year after April 15 be ready to cover your bellis if you have a late frost.

USDA Zone Info for Romeoville

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 Romeoville

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