The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Streator you can determine when to plant artichokes by reviewing the USDA zone info.

Planting Calendar for Artichokes

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

Artichokes are one of those plants that can tolerate a little bit of cold weather which tells us that you can get them planted earlier than more sensitive plants.

The earliest that you can plant artichokes in Streator 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 artichokes and expect a good harvest is probably September. Any later than that and your artichokes may not have a chance to fully mature. Starting your artichokes indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Streator is not always accurate the actual date of last frost changes from year to year. Half of the time in Streator there is a last frost after April 15 so be sure to be ready to cover your artichokes in the event of one of those late frosts.

USDA Zone Info for Streator

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 Streator

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