I post this around here for guidance on lux and the various of stages of growth. It's just a serving suggestion but it's a good place to start:I received the lux meter. The downstairs room is 38K lux at the edges of the canopy and 45K in the centre. That should be about right I think. I guess I should read up on that.
How to Use a Lux Meter to Increase Cannabis Yields - RQS Blog
Among pH testers, loupes, and refractometers, lux meters are a useful tool cannabis growers can harness to ensure optimal plant productivity and health.
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