One of the best tools that you have as gardeners to help us estimate 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 can estimate when it's a good idea to plant garden cress in Grand Blanc by reviewing the USDA zone info.

Planting Calendar for Garden cress

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

It's a bad idea to plant garden cress until after the last frost because they are not cold tolerant.

The earliest that you can plant garden cress in Grand Blanc 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 garden cress and expect a good harvest is probably August. Any later than that and your garden cress may not have a chance to really do well. You can get started a few weeks earlier by starting your garden cress indoors.

Last Frost Date

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

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

USDA Zone Info for Grand Blanc

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 Grand Blanc

You may be interested in your other planting guides for Grand Blanc.