One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to estimate when to plant calliopsis by checking out the USDA zone info for Lewisville.

Planting Calendar for Calliopsis

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

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

The earliest that you can plant calliopsis 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 calliopsis and expect a good harvest is probably August. If you wait any later than that and your calliopsis may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your calliopsis indoors.

Last Frost Date

The average date of last frost is March 15 in Lewisville. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Lewisville is not always accurate the actual date of last frost changes from year to year. Half of the time in Lewisville you get surprised by a frost after March 15 so make sure that you are prepared to protect your calliopsis in the event of a surprise late frost.

USDA Zone Info for Lewisville

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Lewisville

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