The USDA Zone info is a great tool for gardeners to help us figure out 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 first chance to plant baby blue eyes in Winnetka should be estimated by referring to the USDA zone info.

Planting Calendar for Baby Blue Eyes

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

You can plant baby blue eyes just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant baby blue eyes in Winnetka 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 baby blue eyes and expect a good harvest is probably September. Any later than that and your baby blue eyes may not have a chance to really do well. You can get started a couple of weeks earlier by starting your baby blue eyes indoors.

Last Frost Date

The average date of last frost is April 15 in Winnetka. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Winnetka is an average the actual date of last frost will vary from year to year. Half of the time in Winnetka last frost occurs after April 15 so just be sure to be ready to cover your baby blue eyes in the event of a late frost.

USDA Zone Info for Winnetka

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 Winnetka

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