What does this look like to you?

[jackforest]

Today is the first day of 12/12

Indoor grow
soil - Shultz potting mix
Tap Water
no idea any PH levels : (
4 weeks old
Miracle grow ferts every 5th watering
400watt hps 2.5ft from canopy
Ambient temperature: 80-85

There is some spotting on some of my fan leaves... any ideas?

Thanks

Pics:

:wtf:

[jackforest]

Advice would be much appreciated. It's getting progressively worse...slowly..but noticably.

[Dutch Pimp]

It's probably a deficiency...not sure what kind.

...check deficiency pics...in Cannabis FAQ's ..(top of page)...:thumbsup:

[hudson88]

I'm no expert but i'd try a flush followed by 1/4 strength nutes.