ph watering question tds

Just on two girls: they are 6 weeks from seed. The nutrients that I used was focused on the buds this was today, the last feeding was what I followed on the recommendations (chart) but at half strength, just like today. The EC and PPM was at range both times. Soil that I use is Fox Farm Ocean...

Hey guys, I've got some questions for ya.. First, I've got what looks like a nutrient-deficient plant, and it's getting worse. I'm thinking it's a pH problem which is locking out the nutes, but the problem there is my new digital pH tester won't be in for a couple weeks. I've got about 20...