When to Plant Tritoma in Wheeling, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when to plant tritoma in Wheeling by reviewing the USDA zone info.


Planting Calendar for Tritoma

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

You can plant tritoma earlier in the year because they are very cold tolerant.

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

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

Last Frost Date

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

Since the USDA zone info for Wheeling may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Wheeling you get a frost after April 15 be ready to cover your tritoma in the event of a surprise late frost.

USDA Zone Info for Wheeling

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 Wheeling

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