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 first chance to plant indian cress in Columbus should be estimated by checking out the USDA zone info.

Planting Calendar for Indian cress

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

Since indian cress are not cold tolerant you must wait until after the last frost before you can plant them.

The earliest that you can plant indian cress in Columbus 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. You probably don't want to wait any later than that or else your indian cress may not have a chance to fully mature. Starting your indian cress indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Columbus. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Columbus is not always accurate the actual date of last frost will vary from year to year. Half of the time in Columbus there is a last frost after April 15 so be sure to be ready to protect your indian cress if you have a surprise late frost.

USDA Zone Info for Columbus

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Columbus

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