grodan

  1. H

    Bruce Banner // Dual Diablo 650R's // 64sq ft Complete grow room // 3 x 6 top fed drip system recirculating //Gelatoseeds genetics //

    Floraflex 6 by 6 caps Vivosun 360cfm 6 carbon filter with vivosun ducting silencer for exhaust. Vivosun 240 CFM non speed controllable intake ducting fan. 2 Horticultural Lighting Group hlg 650r Diablo 630w LED Quantum board grow lights. Samsung lmd LEDs. I can only fit a 3 x 6 grow tray so I...
  2. C

    Grodan or rockwool issues

    For people that have used Grodan products or other types of rock/mineral wool, what issues have you come across?
  3. T

    Have you ever seen a seedling do this?

    Has anyone seen this happen before? It's only about an inch tall. I'm quite excited to see how it turns out.
  4. SuperHI TnT

    Growing with rockwool. What are the tips and tricks you veterans have picked up

    ive been growing for a year and 3/4 of that has been strictly done with rockwool. I use floraflex for feeding and floranova/bloom nutes. The last few crops have been excellent but I’ve been doing a bit of research and realized how little I know about this substrate and how to produce the biggest...
  5. D

    Grodan Blocks

    I have 6-inch Grodan blocks with FloraFlex Caps. Can I use just 1 line per plant vs. 2 per plant like I see in their videos?
  6. AlphaPhase

    Grodan cubes and blocks are pH NEUTRAL

    I'm new to using stonewool, actually just started using 4x4 blocks and macro plugs yesterday. But I've read alot about them. One thing that comes out mind is that EVERYWHERE on mj forums say that blocks are acidic and raises pH. Well, it's actually pH neutral just like hydroton. So this...
Top