The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Poughkeepsie should be used to estimate when it's the best time to plant rock cress.

Planting Calendar for Rock Cress

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

Since rock cress do well in cold you can plant them earlier in the year than other frost tender plants.

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

Last Frost Date

The average date of last frost is April 15 in Poughkeepsie. You should expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Poughkeepsie is just an average and the actual date of last frost will vary from year to year. Half of the time in Poughkeepsie last frost occurs after April 15 so just be sure to be ready to protect your rock cress in the event of one of those late frosts.

USDA Zone Info for Poughkeepsie

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 Poughkeepsie

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