The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Waukesha you will be able to determine when 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.

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

The earliest that you can plant balsam in Waukesha 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. You probably don't want to wait any later than that or else your balsam may not have a chance to grow to maturity. If you are starting your balsam indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Waukesha. In the coldest months of winter you should expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Waukesha may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Waukesha last frost occurs after April 15 be ready to cover your balsam in the event of a late frost.

USDA Zone Info for Waukesha

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 Waukesha

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