How to work out what size exhaust fan (extractor) you need for your grow area: If you are running with hot HID grow lights you will need to change the air within the grow ....

Water temperature ranges in hydroponic systems Why do we need to control water temperatures? In a natural environment cannabis does not thrive submerged in water: it prefers alternate wet/dry climate (which we replicate with ....

LED GROW LIGHT REVIEW AF-600 LED grow light / 25 plant auto grow day 14 Days 7 -14 outside temps: 28-38ºC inside room temps: 23-26ºC rh: 35-65% chemicals used this week - General Hydroponics ....

AF600 LED grow light – a 25 plant autoflowering test grow 600 watt draw LED grow lights … For any serious grower, these are the ones we need to see proof of: can LED ....

LED VS HPS 2012 It all started with a bet. I was researching LED grow lights for an article on another site. In order to justify the higher production costs of some of these ....

Advice on an indoor grow room .. Hey Max whats up ! well where to start  ill take it point by point for you . 1- “To explain: My little room (7′ x 6′.5″) has ....

Quick guide to growing under LEDs: some points to look out for Did you say you were still hitting 28º C wow I wish ! have you got an extractor running ? don’t forget ....

Thanks WW, I ended up getting a 360. Just got it today in fact. A couple hours after I had it up, the leaves on all plants drooped down and laid flat as though ....

Hello Max – thanks for the questions! OK, I will answer this the best I can! First how big are you growing these plants? - I would say if they are less than 60cm ....