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Help: XP-G3 LED. How do I calculate non-listed Currents, Voltage and Temperature? --------------------------------------------------------------------- XP-G3 LED DATA SHEET: Maximum DC Forward Current - 2000 mA Maximum Forward Voltage - 3V Forward voltage (@ 350 mA, 85 °C) V 2.73 Forward...

I am interested to hear if there is any issues for roots on aluminum Trays? Also if an Aluminum Res could cause any nutrient problems? Has anybody used coated Aluminum profiles.

User Survey: Min Distance "you" run COB from foliage. Include: 1/ Minimum distance from foliage. 2/ Type and Watt's per COB. There is no right or wrong answers, just different practices and choice. I am hoping to get as many participants as possible. Keep it simple :) Horto

I have grown and crossed selected Skunk sub strains. A very small number of seeds germinate with 3 rounded leaves, before 3 true leaves and stepped branching. These plant were drill seeded so the sub-strain was not isolated for breading. Until I found a normal looking Female plant with only 6...

I have a 60Ltr Dark Green Garbage Can, but only fill with 24Ltr of Nutrient. 24Ltr is ample as I run a very efficient modification of NFT. I am looking to keep the nutrient at around 22C or 71.6F. The Nutrient Reservoir is mostly constant at this temperature, but rises in hotter months. What...

LED to Replace 400W HPS in Parabola? ------ Current System: 400 watt Philips "Master Son-T Pia Plus" under 88 cm wide Parabola, length 60 cm. - This floods a 90 cm x 85 cm tray with light. - This is not a brag, I just want to make sure any replacement would match this performance. I'm happy to...