You walk into your local hydroponic store or browse the internet looking for the best HPS grow bulb at the right price range… but then you get stuck. There’s so many brands claiming they’re the baddest and brightest with the best lumens and high PAR, etc., etc.– which makes it difficult picking the best HPS grow bulb that can help you produce your desired yields.
Not only that, but the prices between all the different bulb manufacturers differ and it’s tough figuring if the money you’d spend is going towards a bulb that actually claims what it does. Well GrowAce has put your question to rest. We did a comparison test on 6 of the biggest HPS grow light bulb brands and pit them against each other. We setup parameters to make it as objective as possible and the results were surprising: