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 USDA zone info for Seattle should be reviewed to estimate when you can plant okra.

Planting Calendar for Okra

Frost tolerance for okra:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Okra require warm weather which tells us that it's important to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant okra in Seattle 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. If you wait any later than that and your okra may not have a chance to grow to maturity. 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

On average the last frost is on March 15 in Seattle. In the coldest months of winter you can expect an average low temperature of 15°F.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Seattle and it can change quite a bit from year to year. Half of the time in Seattle there is a last frost after March 15 so be sure to be ready to cover your okra in the event of one of those late frosts.

USDA Zone Info for Seattle

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Seattle

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