Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In East Providence you can figure out when it's a good idea to plant purple rock cress by reviewing the USDA zone info.

Planting Calendar for Purple Rock Cress

Frost tolerance for purple rock cress:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Purple Rock Cress do well in cold which means that you can start planting them much earlier than plants that are more sensitive to the cold.

The earliest that you can plant purple rock cress in East Providence is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant purple rock cress and expect a good harvest is probably September. Any later than that and your purple rock cress may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your purple rock cress indoors.

Last Frost Date

The average date of last frost is April 15 in East Providence. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for East Providence may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in East Providence last frost occurs after April 15 so make sure that you are prepared to cover your purple rock cress in the event of a late frost.

USDA Zone Info for East Providence

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in East Providence

You may be interested in your other planting guides for East Providence.