Hps have more of a yellow spectrum which breaks down cloroplasts created with blue light and it speeds up flowering a bit. Once the plant has begun miosis the spectrum really is not needed but switching back to a MH is no big gain either when using proper tds and NPK ratios.
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karmaxul Reviewed by karmaxul on . need help please??????????????? :confused: what lights do i need for veg and buding , i already have 2 1000watt hps now.Is grouping together 4 150 watt bulbs better or what? Do you think 400watt fluresonts are good for seedling & veg any suggestions I grow soil/organic hydroponic(compost tea )first indoor grow im hoping for 30 single cola plants any strain suggestons :rasta: peace:rasta: Rating: 5