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.

The USDA zone info for Round Rock should be read to figure out when it's possible to plant indian cress.

Planting Calendar for Indian cress

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

Since indian cress require warm weather you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant indian cress in Round Rock 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 fully mature. Starting your indian cress indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Round Rock. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Round Rock is just an average the actual date of last frost changes from year to year. Half of the time in Round Rock it frosts late in the year after March 15 so make sure that you are ready to cover your indian cress if you have a surprise late frost.

USDA Zone Info for Round Rock

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Round Rock

You may be interested in your other planting guides for Round Rock.