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.

By checking out the USDA zone info for Danville you should be able to figure out when it's possible to plant balsam.

Planting Calendar for Balsam

Frost tolerance for balsam:	Not tolerant of frost.
When to plant:	After the last frost.

Since balsam are not cold tolerant you need to wait until after the last frost before you can plant them.

The earliest that you can plant balsam in Danville 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 balsam and expect a good harvest is probably August. Any later than that and your balsam may not have a chance to fully mature. You can get started a little bit earlier by starting your balsam indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Danville is just an average and the actual date of last frost will vary from year to year. Half of the time in Danville there is a last frost after April 15 so just be sure to be ready to cover your balsam if you have one of those late frosts.

USDA Zone Info for Danville

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 Danville

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