The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when to plant parsley is to look at the USDA zone info for Union.

Planting Calendar for Parsley

Frost tolerance for parsley:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Parsley do well in moderate cold which means that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant parsley in Union is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant parsley and expect a good harvest is probably September. If you wait any later than that and your parsley may not have a chance to really do well. Starting your parsley indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Union the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Union is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Union you get surprised by a frost after April 15 so always be ready to protect your parsley in the event of a late frost.

USDA Zone Info for Union

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Union

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