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.

The USDA zone info for Plymouth can be read to estimate when it's a good idea to plant indian cress.

Planting Calendar for Indian cress

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

Since indian cress are not cold tolerant it's important to wait until after the last frost before you can plant them.

The earliest that you can plant indian cress in Plymouth 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 indian cress and expect a good harvest is probably August. If you wait any later than that and your indian cress may not have a chance to really do well. Starting your indian cress indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Plymouth the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Plymouth is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Plymouth it frosts late in the year after April 15 so always be ready to protect your indian cress if you have a surprise late frost.

USDA Zone Info for Plymouth

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 Plymouth

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