One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. 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 to plant alternanthera by using the USDA zone info for Fairlawn.

Planting Calendar for Alternanthera

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

You really shouldn't plant alternanthera until after the last frost has passed because they require warm weather.

The earliest that you can plant alternanthera in Fairlawn 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. You probably don't want to wait any later than that or else your alternanthera may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your alternanthera indoors.

Last Frost Date

The average date of last frost is April 15 in Fairlawn. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Fairlawn is not always accurate the actual date of last frost will vary from year to year. Half of the time in Fairlawn there is a last frost after April 15 so make sure that you are ready to protect your alternanthera in the event of a surprise late frost.

USDA Zone Info for Fairlawn

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 Fairlawn

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