One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of determining when it's a good idea to plant indian cress is to look at the USDA zone info for Ashland.

Planting Calendar for Indian cress

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

It's probably not a good idea to plant indian cress until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant indian cress in Ashland 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. If you wait any later than that and your indian cress may not have a chance to grow to maturity. You can get started a little bit earlier by starting your indian cress indoors.

Last Frost Date

In Ashland the average date of last frost happens on May 15. You can expect an average low temperature of -25°F in the coldest months of winter.

Remember that USDA zone info for Ashland is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Ashland you get surprised by a frost after May 15 be ready to protect your indian cress in the event of one of those late frosts.

USDA Zone Info for Ashland

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 Ashland

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