When to Plant Hamburg root parsley in Silvis, IL

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.

By reviewing the USDA zone info for Silvis it's possible to determine when it's possible to plant hamburg root parsley.

Create beautiful hand-made plants at forever-plants.com

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 some cold which tells us that you can plant them just a bit 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 Silvis 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. If you wait any later than that and your hamburg root parsley may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your hamburg root parsley indoors.

Last Frost Date

In Silvis 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 Silvis is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Silvis there is a last frost after April 15 be ready to cover your hamburg root parsley in the event of one of those late frosts.

USDA Zone Info for Silvis

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 Silvis

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