One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 Tinley Park can be read to determine when it's the best time to plant aurinia.

Planting Calendar for Aurinia

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

Aurinia can survive in a bit of cold which tells us that you can plant them earlier in the year than more sensitive plants.

The earliest that you can plant aurinia in Tinley 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 aurinia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your aurinia may not have a chance to really do well. You can get started a little bit earlier by starting your aurinia indoors.

Last Frost Date

In Tinley Park the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Tinley Park and it will vary from year to year. Half of the time in Tinley Park you get surprised by a frost after April 15 so always be ready to cover your aurinia in the event of a late frost.

USDA Zone Info for Tinley 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 Tinley Park

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