Really Concerned Please Help

D80210

Active Member
Plants are about 4 weeks old now. Were doing great until last few days where they've really taken a beating. Perhaps problem with nutrients? I use a diluted miracle grow formula 24-8-16. Too much?

The biggest thing is the leaves are curling over at the edges and drying up. They are crispy and just break off when touched. Th leaves at the bottom of the plant appear to be wilted as well. Mg problem? My largest plant has taken it the hardest, which sucks. Trying to save them.

Please help thanks!

http://imageanon.com/static/b53ac86c158f5faa2d2f0cfae193ab02.jpg

http://imageanon.com/static/d452ead630e5420aac4aa142581c9e19.jpg

http://imageanon.com/static/205bc7c259aa24a3ddaf6b57d8386694.jpg
 
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Erysichthon

Well-Known Member
looks like nute burn to me. what kinda soil are you using and whats the temps in the grow area. you may wanna flush it or maybe just ease off the nutes a while.
 

Florida Girl

Well-Known Member
24-8-16???? Yikes.... the NPK of the veg nutes I'm using are 3-1.5-4. I'm growing in hydro not soil... but still 24-8-16 sounds too high. Even diluted it would likely be too high and what is causing the burned tips on your leaves.

What is the PH reading of your soil? Also, unless you just got done flushing.... your soil looks too wet... you could be drowing the roots.
 

D80210

Active Member
Thanks. Yeah I flushed all the nutes out. Ima lay off the nutes for a while. I think my temps might be too hot as well, Im going to work on that.

Best way to get temps down is just intake and exhaust fans?

Ph of water is about 6.5 after adding the nutes. I'll hold of on nutes. This is my first grow so I was told to get high N for vegetation, perhaps I got way too high N-P-K ratings.

Thanks, keep the advice coming!
 

joesalamon

Well-Known Member
Well my guess would be nute burn too, but im not sure. How diluted where you giving those nutes?

High N is good for veg, but you cant give too much. Mine was much lower then yours though.
 

Florida Girl

Well-Known Member
Well my guess would be nute burn too, but im not sure. How diluted where you giving those nutes?

High N is good for veg, but you cant give too much.

Is ^^ a typo??? because yes you can have nitrogen toxicity in marijuana plants. I don't believe it's all that common... but it is possible.
 
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