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.

A way of determining when it's a good idea to plant black eyed susans is to consult the USDA zone info for Lewisville.

Planting Calendar for Black Eyed Susans

Frost tolerance for black eyed susans:	Not tolerant of frost.
When to plant:	After the last frost.

It's not a good idea to plant black eyed susans 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 black eyed susans 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 black eyed susans and expect a good harvest is probably August. You probably don't want to wait any later than that or else your black eyed susans may not have a chance to really do well. Starting your black eyed susans indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Lewisville. You can expect an average low temperature of 5°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Lewisville and it is different every year. Since half of the time in Lewisville last frost occurs after April 15 be ready to cover your black eyed susans in the event of a late frost.

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.