Yes, Global Warming really is happening, and the evidence is overwhelming. September 23 at 5:26am Â·. Rignotâs team found that Greenland's glaciers flowing into the ocean are grounded deeper below sea level than previously measured.
If you want your marijuana plants to start pre-flowering just change the light cycle to 12 hours on and 12 hours of complete darkness. Why does this work, well letâs think about how plants are in their natural environment.
Due to photoperiodism, you can easily cause marijuana plants to flower simply by changing the light patterns â lowering the light from 18 hours a day to just 12 hours each day. Once again, exactly what is actually important to the plants is changing from six hours of night, or much less, to 12 hours of darkness.