One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Royal Oak you can figure out when it's the best time to plant garden cress 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 has passed.

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

The earliest that you can plant garden cress in Royal Oak 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. If you wait any later than that and your garden cress may not have a chance to grow to maturity. You can get started a little bit earlier by starting your garden cress indoors.

Last Frost Date

In Royal Oak the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Royal Oak and it will vary from year to year. Since half of the time in Royal Oak there is a last frost after April 15 be ready to protect your garden cress if you have a late frost.

USDA Zone Info for Royal Oak

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 Royal Oak

You may be interested in your other planting guides for Royal Oak.