well they don't look dead so your doing ok there just P,K overload.. need to do a real good flush and start back with a lil higher nitrogen with maybe a lil calimag to clear some old nutes up and ease up on the magnesium and phosphorous.. your re-vegging correct??.. there going to need a lot more nitrogen due to them recently flowering and you might want to transplant to a bigger pot if you plan on flowering her again.. you ok she will be fine KEEP ON GROWIN