Quote Originally Posted by firstfist
The first # is the actuall wattage, and the second number is what a regular lightbulb equivalent would be to the cfl.

So that first one (30w > 150w) means the cfl uses 30w, but its light output is roughly the same as a 150w "normal" bulb.

Hope that helps.
so the link i added tht bulb is a 125w 6500k cfl blue which would be ok to veg if i then used a 175w or 200w 2700k red bulb to flower would i get a good crop? like decent strenght buds? thanks for the input lad