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So you wouldn't recommend the use of potassium bicarbonate for ph up either or just lime?

Did your stems get woody from this low ph?

If you have elemental sulfur on hand, can it be dissolved in water then watered in to lower the ph of soil? Small quantities

Can you use it on buds late in flower?

In soil?

Would white vinegar be an acceptable way to neutralize the tap water?

For those of us who don't have scales, This 1 gram of epsom is like 1/8th a teasoon or is that close? Or too much?

Can you translate that to ppms?

I intend for soil. Uncle Ben mentioned this was a good product

Where did you find a giant bag of black kow?

What kind of water do you have to feed it that will increase the ph? Hard tap?

How much calcium nitrate and Epsom salt would you add to 1 gallon RO water to create a decent cal mag product?

My tap is 200-220 and I get calcium deposits on everything it touches. It causes mg and sulfur lockout . Each gallon i use , plants get worse and worse. I have to half it with RO or rain water to get anywhere

ppm not ph. As in total dissolved solids.

Can lowering the ph with a tiny amount of vinegar, break the particles down enough to make at least some of the cal available? Partially dissolving the carbonate

Whats the ppm of your tap water?

I just ordered the 10-30-20 bloom booster

Did you finish any grows with it?

Have you used straight classic 20-20-20 through flower or does the 10-30-20 work better?

Any one have experience with this jack's petunia feed? 20-6-22 a little low in P but has high iron and mag. It says great for those of us with hard water. https://www.amazon.com/gp/aw/d/B00BIO569M/ref=ox_sc_act_image_1?smid=ATVPDKIKX0DER&psc=1