One of the best tools that you have as gardeners to help us estimate 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.

In Zimmerman you can estimate when it's a good idea to plant parsley by using the USDA zone info.

Planting Calendar for Parsley

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

Parsley can survive in a little bit of cold which tells us that you can plant them a little earlier in the year than other plants that might not handle the cold.

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

The last month that you can plant parsley and expect a good harvest is probably August. You probably don't want to wait any later than that or else your parsley may not have a chance to really do well. If you are starting your parsley indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Zimmerman the average date of last frost happens on May 15. You should expect an average low temperature of -30°F in the coldest months of winter.

Since the USDA zone info for Zimmerman is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Zimmerman it frosts late in the year after May 15 so just be sure to be ready to protect your parsley if you have a surprise late frost.

USDA Zone Info for Zimmerman

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Zimmerman

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