How supplemental lighting can be used for outdoor cannabis cultivation

How supplemental lighting can be used for outdoor cannabis cultivation

Author: Allison Justice

Traditionally when growing cannabis, the thought is to simply apply over 18 hours of light per day to keep plants vegetative and switch to 12 hours to induce flowering.

This works, so why change it?

As cultivation of outdoor cannabis spreads across the U.S., understanding how cannabis responds to light becomes very evident.

Some growers are finding out that supplemental lighting is necessary even with outdoor grows.

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