One of the first steps you take when you are getting a good idea 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.

One way of figuring out when it's a good idea to plant alternanthera is to refer to the USDA zone info for Mount Pleasant.

Planting Calendar for Alternanthera

Frost tolerance for alternanthera:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since alternanthera require warm weather it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant alternanthera 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 alternanthera and expect a good harvest is probably August. Any later than that and your alternanthera may not have a chance to really do well. Starting your alternanthera indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Mount Pleasant is just an average the actual date of last frost changes from year to year. Since half of the time in Mount Pleasant last frost occurs after March 15 be ready to protect your alternanthera in the event of a surprise late frost.

USDA Zone Info for Mount Pleasant

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Mount Pleasant

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