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.

It's possible to estimate when you can plant alternanthera by referring to the USDA zone info for Niles.

Planting Calendar for Alternanthera

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

Alternanthera require warm weather which tells us that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant alternanthera in Niles 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 grow to maturity. You can get started a couple of weeks earlier by starting your alternanthera indoors.

Last Frost Date

The average date of last frost is April 15 in Niles. In the coldest months of winter you can expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Niles is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Niles you get surprised by a frost after April 15 so be sure to be ready to cover your alternanthera if you have a late frost.

USDA Zone Info for Niles

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Niles

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