Tony Urban
Well-Known Member
I will sub and hang out for this grow, good luck dude
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I will sub and hang out for this grow, good luck dude
Thx.
Growing soon ? First grow ? What are u planning to grow ?
Good luck with your preparations.
When I flip I usually switch some bulbs to 2700k but always keep a few 5000k bulbs or 6500k bulbs in the mix. My plants don't seem to mind. When I introduced the Chinese led they seem to burn no matter the height of the light. Pretty frustrating.CFL color spectrum for flowering :
I hope I don't need to replace a dozen 6500K cfls to get a more red (2700K) spectrum.
Is it a fact that the 6500K actually don't have less red, they just have more blue (the 2700K have the some red, just no blue) ?
If this is true, there shouldn't be any problem flowering at 6500k ? (some say that an amount of blue is needed anyway during flowering).
Has this been experimented/documented ? Is it possible the 6500K/2700K recommendations for CFL's are simply a paradigm from other types of light, and not really applicable to CFLs ?
Any link to a documented experiment (or any scientific knowledge) would be greatly appreciated !
I just got a test kit and noticed the big pH drop with EarthJuice also. Without the test kit, I had no idea of this and I've been feeding the plants untreated mix. The plants seem fine with it.
I've been reading up on this and can't find much consensus. Some folks believe that in good soil, the pH drop from the nutes is not a problem as the soil should adjust it. Others contend that you should use pH Up or something similar to get the mix up into the 6-6.5 range before feeding.
I tried pH Up and haven't been able yet to get the pH in the mix to go up at all. I added 2ml pH UP to 3 gallons, waited an hour, and it didn't appear to change the pH at all.
I'm not much help, so I hope you find out the right answer.
You added PHup and it did nothing ? Did you try to add more ? Meybe your PH is like down to 3... and you need mor PHup ?
Yeah, the GH test kit is hard to read. My water starts out between 6-7 (water company says 6.8). Then I add the nutes and it drops down into the red, I'm assuming to around 4.5-5.
If 1/2 tsp raised it 4 points, then I would expect 1/4 tsp to raise it closer to 2 points - still too much. Maybe 1/8 tsp? I read that working with the soluble form of dolomitic limestone is touchy.
Thats what it looks like