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 earliest that you can plant indian cress in Estes Park can 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 has passed.

It's not a good idea to plant indian cress until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant indian cress in Estes Park 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 grow to maturity. 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

On average all chance of frost has passed is on April 15 in Estes Park. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for Estes Park is just an average the actual date of last frost will vary from year to year. Half of the time in Estes Park there is a last frost after April 15 so always be ready to protect your indian cress if you have a surprise late frost.

USDA Zone Info for Estes Park

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Estes Park

You may be interested in your other planting guides for Estes Park.