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hi, would 6500k be suitable for veg or is the kelvin too high? thanks in advance!

hi, i currenly have a 250w metal halide electronic ballast and i'm wondering if the 250w hps conversion bulbs work on a e-ballast or do they work better on magnetic ballasts?...I could buy a 250w hps ballast instead but the conversion bulb is a cheaper option. Also wondering if any of you have...