Nitrogen problem during Flowering

[Hempfarmer]

*sigh*

Well a week after flushing my leaves are yellowing up from the bottom up at a FAST rate. I can't figure out wht the problem is. This time around I made sure that the plant is getting enough nitrogen during veg. Im using ph corrected everything yet the problem presists. I stopped using some fish mix about 2 weeks ago which has a higher content of nitrogen as it is suggested to use only during the "growth stages".
This is really frustrating because I went through the same thing with my first grow. It was suggested to me that it's normal, but by the end of the grow all the leaves from the bottom up turned a light yellow color.

All the details of my grows are in my signiture.
Can anyone please give me some suggestions?
Thanks

[Hashmouf]

It is ok to use Fish emulsion through the entire life cycle of your plants I use it up until the last week of flower.

Just reduce the dosage, give just enough nitro to sustain the plants needs until a week before harvest then flush.

[Hempfarmer]

Great thanks Hashmouf

I'm still a little uncertian if this is an actual deficency or a result of lock out, when I did my flush, my PH was just under 6. I used pH corrected tap water because I don't have the resourses to use anything else although I do water with distilled. So my tap water is pH 7.0 so I used some pH down to correct. After my nutes are applied to the distilled water it generally comes out to 5.6 so I have to pH up. The problem is all this didn't start happening untill after the flush. Would it be ok to flush again? Would there be a reason to? It seems this problem is getting worse by the day. My grow schedule tells me to continue using the vegitative nutes throughout the whole process, actually increasing the dosage as the plant flowers. I don't see how its not getting enough N.

[Hempfarmer]

Bump
Anyone else have any input?

[Hempfarmer]

Hell, getting worse, I really don't know whats going on here.
It doesn't look like the girls have much more time

[SmknVTEC]

Looks like nitrogen deficiency which is normal here towards the end.

[Hempfarmer]

It looks like the problem is resolved, yellowing has slowed down dramatically, although alot of leaves had died as a result. Two plants got it worse then the others, and are now actually turning a deep green with purple tinges. It's funny how it happend after the flush, my soil is used to getting pH up but when I flushed the nutrient-less water needed pH down, I don't know if this was a factor, anyway I'm now using nutes at 1/2 strength which means its getting double the nitrogen from the grow and restarted the fish emulsion. I will also continue with the worm casting tea. Ill get some pics up tommorow.

[Hempfarmer]