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

In Leitchfield you can figure out when it's a good idea to plant black eyed susans by using the USDA zone info.

Planting Calendar for Black Eyed Susans

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

Since black eyed susans require warm weather it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant black eyed susans in Leitchfield 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 grow to maturity. If you are starting your black eyed susans indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Leitchfield the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Leitchfield is just an average the actual date of last frost is different every year. Since half of the time in Leitchfield there is a last frost after April 15 be ready to cover your black eyed susans if you have a late frost.

USDA Zone Info for Leitchfield

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Leitchfield

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