Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Smithfield you should be able 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.

Indian cress require warm weather which means that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant indian cress in Smithfield 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. You probably don't want to wait any later than that or else your indian cress may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your indian cress indoors.

Last Frost Date

On average the last frost is on March 15 in Smithfield. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Smithfield is an average the actual date of last frost changes from year to year. Half of the time in Smithfield you get surprised by a frost after March 15 so just be sure to be ready to cover your indian cress if you have one of those late frosts.

USDA Zone Info for Smithfield

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Smithfield

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