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.

In Aberdeen you can estimate when to plant hamburg root parsley by using 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 are one of those plants that can tolerate a little bit of cold weather you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant hamburg root parsley in Aberdeen 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 really do well. You can get started a few weeks earlier by starting your hamburg root parsley indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Aberdeen. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Aberdeen is an average the actual date of last frost changes from year to year. Since half of the time in Aberdeen there is a last frost after May 15 be ready to cover your hamburg root parsley in the event of a surprise late frost.

USDA Zone Info for Aberdeen

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 Aberdeen

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