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When to Plant Hamburg root parsley in Highland Park, IL

One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Highland Park can be looked at to determine when it's the best time to plant hamburg root parsley.


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.

Hamburg root parsley tend to make it in moderate cold which means that you can plant them a little earlier in the year than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant hamburg root parsley
Possibly ok, but a risky time to plant hamburg root parsley
Probably not a good time to plant hamburg root parsley

The earliest that you can plant hamburg root parsley in Highland Park 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 fully mature. Starting your hamburg root parsley indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Highland Park. It might get as low as -15°F during the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Highland Park and it changes from year to year. Half of the time in Highland Park it frosts late in the year after April 15 so just be sure to be ready to protect your hamburg root parsley if you have a late frost.

USDA Zone Info for Highland Park

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 Highland Park

You may be interested in your other planting guides for Highland Park.