One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when to plant indian cress is to use the USDA zone info for Stillwater.

Planting Calendar for Indian cress

Frost tolerance for indian cress:	Not tolerant of frost.
When to plant:	After the last frost.

Since indian cress require warm weather you really should wait until after the last frost before you can plant them.

The earliest that you can plant indian cress in Stillwater is May. However, you really should wait until June 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 really do well. If you are starting your indian cress indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Stillwater. In the coldest months of winter you can expect an average low temperature of -25°F.

Keep in mind that USDA zone info for Stillwater may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Stillwater last frost occurs after May 15 be ready to protect your indian cress in the event of a surprise late frost.

USDA Zone Info for Stillwater

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Stillwater

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