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

You should be able to determine when you can plant black eyed susans by looking at the USDA zone info for Mount Pleasant.

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 a bad idea to plant black eyed susans until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant black eyed susans in Mount Pleasant 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. If you wait any later than that and your black eyed susans may not have a chance to fully mature. 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

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

Remember that USDA zone info for Mount Pleasant is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Mount Pleasant it frosts late in the year after April 15 so make sure that you are prepared to protect your black eyed susans if you have a surprise late frost.

USDA Zone Info for Mount Pleasant

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 Mount Pleasant

You may be interested in your other planting guides for Mount Pleasant.