When to Plant Iceland Poppy in Matteson, IL

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Matteson you should be able to figure out when it's the best time to plant iceland poppy.


Planting Calendar for Iceland Poppy

Frost tolerance for iceland poppy: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Since iceland poppy do well in moderate cold you can plant them just a bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant iceland poppy
Possibly ok, but a risky time to plant iceland poppy
Probably not a good time to plant iceland poppy

The earliest that you can plant iceland poppy in Matteson 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 iceland poppy and expect a good harvest is probably September. If you wait any later than that and your iceland poppy may not have a chance to grow to maturity. Starting your iceland poppy indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Matteson 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.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Matteson and it is different every year. Half of the time in Matteson it frosts late in the year after April 15 so make sure that you are ready to protect your iceland poppy in the event of a late frost.

USDA Zone Info for Matteson

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 Matteson

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