Before planting it is a good idea to find your USDA Zone info to determine 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.

The USDA zone info for Carol Stream can be reffered to in order to estimate when it's a good idea to plant chamomile.

Planting Calendar for Chamomile

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

Since chamomile do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant chamomile in Carol Stream 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 chamomile and expect a good harvest is probably September. If you wait any later than that and your chamomile may not have a chance to fully mature. You can get started a little bit earlier by starting your chamomile indoors.

Last Frost Date

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

Since the USDA zone info for Carol Stream 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 Carol Stream there is a last frost after April 15 be ready to protect your chamomile if you have a surprise late frost.

USDA Zone Info for Carol Stream

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 Carol Stream

You may be interested in your other planting guides for Carol Stream.