Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant balsam in Le Mars can be figured out by looking at the USDA zone info.

Planting Calendar for Balsam

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

It's probably a bad idea to plant balsam until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant balsam in Le Mars 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 grow to maturity. If you are starting your balsam indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Le Mars. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Le Mars is an average the actual date of last frost changes from year to year. Half of the time in Le Mars you get a frost after April 15 so always be ready to cover your balsam in the event of one of those late frosts.

USDA Zone Info for Le Mars

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 Le Mars

You may be interested in your other planting guides for Le Mars.