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 USDA zone info for Maryville can be reffered to in order to figure out when you can plant balsam.

Planting Calendar for Balsam

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

It's a bad idea to plant balsam until after the last frost because they are not cold tolerant.

The earliest that you can plant balsam in Maryville 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. Starting your balsam indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Maryville and it can change quite a bit from year to year. Half of the time in Maryville you get a frost after April 15 so make sure that you are ready to cover your balsam in the event of a surprise late frost.

USDA Zone Info for Maryville

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 Maryville

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