One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Lewisville you can figure out when it's the best time to plant balsam by using the USDA zone info.

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 Lewisville 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 really do well. 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

In Lewisville the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Lewisville and it changes from year to year. Since half of the time in Lewisville last frost occurs after April 15 be ready to protect your balsam in the event of one of those late frosts.

USDA Zone Info for Lewisville

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Lewisville

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