Very yellow top leaves. Help needed.

Discussion in 'Hydroponic Growing' started by alexwo1, Oct 21, 2014.

  1. So one of my plants has very very yellow leaves. Is this sulfur? I've been using aqua flores. I Think it may be light burn related. thanks for the help 

     

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  2. Yes I just recently flushed and added 1/4 nutes. I did that yesterday.

    I'm monitoring ph very strictly as well. Other plants seem to have calcium and nute burn



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  3. I just know that while your flushing before harvest the plants starts to pull remaining nutes out of the leaves to plump up as a last ditch effort to snag some pollen since it's only drinking water. That certainly looks like a problem that occurred over a few days at least. If your not fully flushing I would say deficiency your plant wants more than your giving. That's my thoughts from personal research :puffpuffpass


    http://forum.grasscity.com/hydroponic-growing/1326685-bubbleponics-dwc-first-time-grow.html/page-3#entry20602506
     
  4. Leaves will turn yellow during flushing. Means you're very close to harvesting your plants look great


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