Question on colour of leaves

[Doctor Herbert]

Aloha Doc.

A picture is worth a thousand words.

W.

lol, too true. Please find the pics here: http://boards.cannabis.com/growing-i...questions.html

I can't go to the attic right now because the nanny's here

Doctor Herbert Reviewed by Doctor Herbert on 07-25-2011. Question on colour of leaves On one of my plants, the tips of the leaves are turning yellow. I'd say about a millimetre's worth or so. Is this due to lack of N? Any help would be greatly appreciated. Thanks! Rating: 5