Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. 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 it's possible to plant begonias is to use the USDA zone info for Rolling Meadows.

Planting Calendar for Begonias

Frost tolerance for begonias:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Begonias are not cold tolerant which means that it is necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant begonias in Rolling Meadows 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 begonias and expect a good harvest is probably August. You probably don't want to wait any later than that or else your begonias may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your begonias indoors.

Last Frost Date

The average date of last frost is April 15 in Rolling Meadows. You can expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Rolling Meadows is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rolling Meadows it frosts late in the year after April 15 be ready to protect your begonias if you have a late frost.

USDA Zone Info for Rolling Meadows

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 Rolling Meadows

You may be interested in your other planting guides for Rolling Meadows.