The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's possible to plant alternanthera is to refer to the USDA zone info for Inkster.

Planting Calendar for Alternanthera

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

It's a bad idea to plant alternanthera until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant alternanthera in Inkster 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 fully mature. If you are starting your alternanthera indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Inkster. You can expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Inkster may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Inkster you get surprised by a frost after April 15 be ready to cover your alternanthera if you have a surprise late frost.

USDA Zone Info for Inkster

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 Inkster

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