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I'm sure all of you have heard of phosphates before. It's how phosphorus is delivered to your plants. But many of you may not have heard of phosphites. Phosphate fertilizers are generally made from phosphoric acid (H3PO4) and in solution, the ion PO4-, is the phosphate ion. Phosphites are made...

So, I'd like to know how much water you all use. I have each option set up per 1000W of lighting power per day. So, if you have 1000W HPS, and you water 2 gallons per day, then you select 2 gallons per day. If you have 600W MH and you water 3 gallons every other day, then you water 1.5...

Cannabis falls under a category of plants that are grown for their flower. In the horticulture industry, this is referred to as a "cut flower" plant. Poinsettias are one of the most common "cut flower" plants that are grown in the US. I am going to explain to you why growing cannabis is not...

This is a short tutorial on the physical steps it takes to mix your own nutrient stock solutions. It's awfully simple, sure, but I figured it's worth posting. I know many of you that might be on the fence will realize it's just as easy as baking or cooking. So now you've decided you want to...

Wanted to show you guys my latest project. I'm building a stainless steel RDWC system. Because outdoor/greenhouse RDWC and I wanted it to last forever. Being a mechanical engineer has its perks. Everything you see here is 304SS. I ordered it too thick at 16ga, so the next ones will be 20ga, but...

Can you please rename is to "Fertilizers and Nutrients"? It's more accurate that way.

This analysis is here to show you the costs of buying Cultured Solutions vs using the dry constituents. That is, you will personally be making the UC Roots mixture, Veg A/B, etc. I posted it in the Nutrient forum, but realized this is probably a better place for this information. To see the dry...

FYI this has also been posted on my website, which as it turns out, is more like a blog. You will also find a few charts there which are helpful. It's not really practical for me to recreate them in a forum post. Applying fertilizers to irrigation water (fertigation), hydroponic systems, or...

http://www.open-salt.com/ Based on the idea put forth by by az2000 in the thread I started on reverse engineering everyone's nutrients,https://www.rollitup.org/t/reverse-engineering-everyones-nutrients.893906/ I've started a website called Open-Salt. It's purpose is to provide you, the hobbyist...

This analysis is here to show you the costs of buying Cultured Solutions vs using the dry constituents. That is, you will personally be making the UC Roots mixture, Veg A/B, etc. To see the dry blends for all of Cultured Solutions, please visit my other thread...

So, I've been lurking here for a while. I've used lots of different types of nutrients. And this thread is NOT a discussion of what nutrients are the best or what to use when or anything of the sort. I'll be honest, I mix my own blends according to very specific values and base all additions...