Before planting it is a good idea to find your USDA Zone info to determine 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.

The earliest that you can plant hamburg root parsley in Des Moines can be determined by reviewing the USDA zone info.

Planting Calendar for Hamburg root parsley

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

Since hamburg root parsley do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant hamburg root parsley in Des Moines 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 hamburg root parsley and expect a good harvest is probably September. Any later than that and your hamburg root parsley may not have a chance to grow to maturity. Starting your hamburg root parsley indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Des Moines is not always accurate the actual date of last frost will vary from year to year. Half of the time in Des Moines you get surprised by a frost after April 15 so make sure that you are ready to cover your hamburg root parsley if you have a late frost.

USDA Zone Info for Des Moines

Here is the info for USDA Zone 5b.

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

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

Plants to Grow in Des Moines

You may be interested in your other planting guides for Des Moines.