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.

By using the USDA zone info for Waupun it's a good idea to determine when it's possible to plant balsam.

Planting Calendar for Balsam

Frost tolerance for balsam:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's not a good idea to plant balsam until after the last frost because they do not do well in cold weather.

The earliest that you can plant balsam in Waupun 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. If you wait any later than that and your balsam may not have a chance to fully mature. You can get started a few weeks earlier by starting your balsam indoors.

Last Frost Date

On average the last frost is on April 15 in Waupun. In the coldest months of winter you can expect an average low temperature of -20°F.

Keep in mind that USDA zone info for Waupun is an average and the actual date of last frost changes from year to year. Since half of the time in Waupun there is a last frost after April 15 be ready to protect your balsam if you have a surprise late frost.

USDA Zone Info for Waupun

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Waupun

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