The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Snowflake you should be able to estimate when to plant garden cress.

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 are not cold tolerant which tells us that you really should wait until it warms up after the last frost before you can plant them.

The earliest that you can plant garden cress in Snowflake 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. Any later than that and your garden cress may not have a chance to really do well. If you are starting your garden cress indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Snowflake the average date of last frost happens on April 15. You should expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for Snowflake is not always accurate and the actual date of last frost is different every year. Since half of the time in Snowflake you get a frost after April 15 be ready to cover your garden cress in the event of a surprise late frost.

USDA Zone Info for Snowflake

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 Snowflake

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