Lanky, get more light, surround with more CFL's if you can.
Do you have a Lowe's?
Go to Lowe's, and in the seed rack, they have envelopes of veggie food by Burpee.
It is a 0-15-11
You can use that (You said on a budget, right?) for regular feedings, and supplement with an occasional feed of MG all purpose nutes when you see a need for some N, like now.
Not the best but it will work fine.
As for your question, wouldn't you rather have people look, and not give answers, rather than look and give answers to a question they may have no knowledge about?
On the other hand, people may peek real quick, and see nothing wrong, so they just move on.