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.

You can determine when it's the best time to plant artichokes in Bourbonnais by looking at 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.

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

The earliest that you can plant artichokes in Bourbonnais 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 really do well. You can get started a few weeks earlier by starting your artichokes indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Bourbonnais. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Bourbonnais is an average and the actual date of last frost changes from year to year. Since half of the time in Bourbonnais it frosts late in the year after April 15 be ready to cover your artichokes in the event of a surprise late frost.

USDA Zone Info for Bourbonnais

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 Bourbonnais

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