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

The USDA zone info for Elburn should be looked at to estimate when you can plant browallia.

Planting Calendar for Browallia

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

Since browallia do not do well in cold weather it is necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant browallia in Elburn 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 browallia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your browallia may not have a chance to really do well. You can get started a little bit earlier by starting your browallia indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Elburn. You can expect an average low temperature of -15°F in the coldest months of winter.

Keep in mind that USDA zone info for Elburn 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 Elburn it frosts late in the year after April 15 be ready to protect your browallia in the event of a surprise late frost.

USDA Zone Info for Elburn

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 Elburn

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