Porky101
Well-Known Member
What is the best umols you would aim for using COBS???I run all 3 (Cree, Citi, Vero), they all produce dank weed. All considered, if you're dialled in with any of them, they'll perform well. There may be some minute technical differences but it's still only lights, your environment is as important as the lights.
Here my babies under cobs:
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