One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

In Rifle you can determine when it's possible to plant indian cress by looking at 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 has passed.

It's not a good idea to plant indian cress until after the last frost because they are not cold tolerant.

The earliest that you can plant indian cress in Rifle 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 really do well. You can get started a couple of weeks earlier by starting your indian cress indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Rifle. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Rifle is not always accurate the actual date of last frost will vary from year to year. Half of the time in Rifle it frosts late in the year after April 15 so make sure that you are prepared to protect your indian cress in the event of a surprise late frost.

USDA Zone Info for Rifle

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 Rifle

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