Okra seed germination time is within 10 to 21 days
70 to 90 deg 

https://harvesttotable.com/okra-seed-starting-tips/
Okra planting details
Sowing depth: 1/2 inch (12mm) or slightly more
Space between plant after thinning: 12-18 inches (30-45cm)

Days to sprout: 7-12

Days to harvest: 55-65
5/13/2023 + 55 = 7/7/2023
5/13/2023 + 65 = 7/17/2023

Storage period: 7-10 refrigerated

Seeds per 100-row feet: 2 ounces
Yield per 100-row feet: 175 pounds