The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for North Chicago should be used to figure out when it's a good idea to plant artemesia.

Planting Calendar for Artemesia

Frost tolerance for artemesia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Artemesia are one of those plants that can tolerate a tiny bit of cold weather which means that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant artemesia in North Chicago is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant artemesia and expect a good harvest is probably August. Any later than that and your artemesia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your artemesia indoors.

Last Frost Date

The average date of last frost is April 15 in North Chicago. In the coldest months of winter you can expect an average low temperature of -15°F.

Remember that USDA zone info for North Chicago may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in North Chicago last frost occurs after April 15 be ready to cover your artemesia if you have a surprise late frost.

USDA Zone Info for North Chicago

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 North Chicago

You may be interested in your other planting guides for North Chicago.