One of the first steps you take when you are estimating 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.

The first chance to plant indian cress in Crystal City can be estimated by referring to the USDA zone info.

Planting Calendar for Indian cress

Frost tolerance for indian cress:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

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

The earliest that you can plant indian cress in Crystal City is March. However, you really should wait until April 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 September. 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

The average date of last frost is February 15 in Crystal City. You can expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Crystal City is not always accurate the actual date of last frost changes from year to year. Half of the time in Crystal City there is a last frost after February 15 so be sure to be ready to cover your indian cress if you have a surprise late frost.

USDA Zone Info for Crystal City

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°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 25°F.

Plants to Grow in Crystal City

You may be interested in your other planting guides for Crystal City.