One of the best tools that you have as gardeners to help us determine 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.

In Duluth you can estimate when it's a good idea to plant okra by referring to the USDA zone info.

Planting Calendar for Okra

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

You can not plant okra until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant okra in Duluth 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. Any later than that and your okra may not have a chance to really do well. If you are starting your okra indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Duluth the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of 5°F.

Remember that USDA zone info for Duluth 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 Duluth last frost occurs after April 15 be ready to cover your okra in the event of one of those late frosts.

USDA Zone Info for Duluth

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Duluth

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