One of the first steps you take when you are estimating your gardening schedule is find your 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 best time to plant okra in Oak Brook can be figured out by referring to the USDA zone info.

Planting Calendar for Okra

Frost tolerance for okra:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Okra do not do well in cold weather which tells us that you really should wait until it warms up after the last frost before you can plant them.

The earliest that you can plant okra in Oak Brook 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 okra and expect a good harvest is probably August. You probably don't want to wait any later than that or else your okra may not have a chance to really do well. Starting your okra indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Oak Brook is an average and the actual date of last frost changes from year to year. Half of the time in Oak Brook you get a frost after April 15 so make sure that you are ready to protect your okra if you have a surprise late frost.

USDA Zone Info for Oak Brook

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 Oak Brook

You may be interested in your other planting guides for Oak Brook.