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

The best time to plant hamburg root parsley in Superior can be figured out by checking out 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.

You can plant hamburg root parsley just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant hamburg root parsley in Superior 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 hamburg root parsley and expect a good harvest is probably August. If you wait any later than that and your hamburg root parsley may not have a chance to fully mature. Starting your hamburg root parsley indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Superior the average date of last frost happens on May 15. You should expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Superior is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Superior it frosts late in the year after May 15 so always be ready to cover your hamburg root parsley if you have a surprise late frost.

USDA Zone Info for Superior

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Superior

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