The USDA Zone info is a great tool for gardeners to help us determine 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 USDA zone info for Spearfish can be reffered to in order to determine when you can plant okra.

Planting Calendar for Okra

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

Since okra do not do well in cold weather it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant okra in Spearfish 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 fully mature. If you are starting your okra indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Spearfish. You can expect an average low temperature of -20°F in the coldest months of winter.

Keep in mind that USDA zone info for Spearfish is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Spearfish you get surprised by a frost after April 15 be ready to cover your okra if you have a late frost.

USDA Zone Info for Spearfish

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Spearfish

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