hid growlights

As the title states, I have 3 - 315w cmh hydrofarm phantom II ballasts with hydrofarm reflectors and I also have 3 - 600w hydrofarm dial-a-watt ballasts with radiant 8 air cooled hoods. I just purchased them for such a great price I couldn't turn them down. I haven't used them yet and have heard...

So this is my first grow, I was nervous to start a journal because I was afraid of broadcasting my failure, but I'm a month in with a few problems, but nothing catastrophic... yet. I did a fair amount of research before starting up. But I have always been more of a hands-on learner. This grow...

Hey Everyone! So I'm new to the site as far as posting. I've been casually reading various threads and just trying to consume as much information as possible. But I want to pose a question...I've been doing hearing rumors about various companies (nanolux, etc) that they are producing a 1000W...

hello! I just switched over to 3 - 800w kingled double chip From 3 - 400w Mh bulbs , grown so tired of my Hest issues/ root rot/ heat stress as I was getting temps over 90, even with ventilation coming in and directly outside . Glad tonday this has worked I have a 6.5x6.5 room and figured...

So need to know how many plants I can get under a 400 watt HPS/MH grow. First time using HID lights

So I've made this light hood out of cardboard and mounted a 65 watt dusk to dawn light in the center with two 55 watt 5000K lights. I have one fan cooling the power board for the CFL bulb because I've heard of overheating issues. The two HID lights have fans blowing on them to keep the heat from...

Hey RIU people! Newbie grower here. I was thinking of buying a Firefly venus series 400w MH floodlight for veg and i was wondering if it was possible to substitute to a 400w HPS lightbulb for flowering? I have 0 experience with HID grow lights and im unsure if it would be compatible or not. I...