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.

A way of determining when it's possible to plant amaranthus is to check out the USDA zone info for Petoskey.

Planting Calendar for Amaranthus

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

Amaranthus are not cold tolerant which means that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant amaranthus in Petoskey 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 amaranthus and expect a good harvest is probably August. If you wait any later than that and your amaranthus may not have a chance to really do well. If you are starting your amaranthus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Petoskey. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Petoskey is just an average the actual date of last frost will vary from year to year. Half of the time in Petoskey last frost occurs after April 15 so make sure that you are prepared to cover your amaranthus if you have a surprise late frost.

USDA Zone Info for Petoskey

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 Petoskey

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