One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. 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 Wilmette can be reviewed to estimate when it's possible to plant guara.

Planting Calendar for Guara

Frost tolerance for guara:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You really shouldn't plant guara until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant guara in Wilmette is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant guara and expect a good harvest is probably August. Any later than that and your guara may not have a chance to really do well. If you are starting your guara indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Wilmette 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 Wilmette may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Wilmette you get surprised by a frost after April 15 so make sure that you are prepared to cover your guara if you have a late frost.

USDA Zone Info for Wilmette

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 Wilmette

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