What causes bottom leaves to yellow and shrivel up?

GreenHighlander

Well-Known Member
Yeah it’s just the bottom half, but I would only increase nutes these next 10-14 days. I should have increased them at week 2 in flower.
It looks like normal yellowing due to using up of available nitrogen to me.
Cheers :)

Yeah it’s just the bottom half, but I would only increase nutes these next 10-14 days. I should have increased them at week 2 in flower.
It looks like normal yellowing due to using up available nitrogen to me.
Cheers :)
 

Blitz35

Well-Known Member
That's nitrogen def for sure. Just becareful not to suddenly dump too much nitrogen in either..but yes..definitely increase nitrogen ppm's. Also, for future grows, you either need a stronger light, or keep the light closer to the plants as they are very stretched! If using hps from the start..try adding some blue light as if you only use a 'redder' light in veg..the plant will stretch as well. Good luck!
 
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