One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to determine when it's the best time to plant indian cress by referring to the USDA zone info for Powell.

Planting Calendar for Indian cress

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

It's probably a bad idea to plant indian cress until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant indian cress in Powell 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. Any later than that and your indian cress may not have a chance to fully mature. If you are starting your indian cress indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Powell. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Powell may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Powell last frost occurs after April 15 so just be sure to be ready to cover your indian cress in the event of a surprise late frost.

USDA Zone Info for Powell

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 Powell

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