When to Plant Aurinia in Posen, IL

One of the best tools that you have as gardeners to help us estimate 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 earliest that you can plant aurinia in Posen should be estimated by looking at the USDA zone info.


Planting Calendar for Aurinia

Frost tolerance for aurinia: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Since aurinia are one of those plants that can tolerate quite a bit of cold weather you can plant them earlier in the year than more sensitive plants.

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

The earliest that you can plant aurinia in Posen 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 aurinia and expect a good harvest is probably September. If you wait any later than that and your aurinia may not have a chance to grow to maturity. Starting your aurinia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Posen. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Posen may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Posen last frost occurs after April 15 so make sure that you are prepared to protect your aurinia in the event of a surprise late frost.

USDA Zone Info for Posen

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Posen

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