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.

You should be able to estimate when it's possible to plant garden cress by referring to the USDA zone info for Newcastle.

Planting Calendar for Garden cress

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

Garden cress require warm weather which tells us that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant garden cress in Newcastle 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 garden cress and expect a good harvest is probably August. If you wait any later than that and your garden cress may not have a chance to fully mature. You can get started a little bit earlier by starting your garden cress indoors.

Last Frost Date

On average the last frost is on April 15 in Newcastle. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Newcastle is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Newcastle last frost occurs after April 15 be ready to cover your garden cress in the event of a late frost.

USDA Zone Info for Newcastle

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Newcastle

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