It's around June 21st or 22nd.
Northern
The Southern Hemisphere experiences summer when it's winter in the Northern Hemisphere.
Areas north of the Artic Circle
Areas north of the Artic Circle
Areas north of the Artic Circle
I'm not positive, but I think it's the June Solstice.
The type of vegetation that is found in a region that experiences 24 hours of darkness a day would be no vegetation. Maybe some hardy pine trees but most vegetation can not survive without sunlight.
The duration of Out of Darkness is 1.67 hours.
The duration of After Darkness is 1.73 hours.
march
The duration of Tale in the Darkness is 1.2 hours.
The duration of Edges of Darkness is 1.45 hours.