Changing daylight hours for flowering plants?

Has anyone successfully switched daylight hours 180 degrees? I currently have lights on during day (6AM-6PM). There are 2 primary reasons I wish to change daytime for the plants to (6PM-6AM)
1. My work hours have changed
2. Excessive heat
Whatdoyouthink?
roadhd Reviewed by roadhd on . Changing daylight hours for flowering plants? Changing daylight hours for flowering plants? Has anyone successfully switched daylight hours 180 degrees? I currently have lights on during day (6AM-6PM). There are 2 primary reasons I wish to change daytime for the plants to (6PM-6AM) 1. My work hours have changed 2. Excessive heat Whatdoyouthink? Rating: 5