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Questions tagged [phosphorous]

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2
votes
2answers
60 views

How to extract nutrients from soil?

I'm new to DIY farming and have invested in a vertical farming unit. I love the efficiency and effectiveness of these systems in providing nutrients, oxygen and water to the roots of plants in a small ...
9
votes
4answers
2k views

The “phosphorus” question

Somebody just asked me a question that I had a hard time answering, so this is more or less their question which I am repeating. When it comes to gardening, plants need phosphorus (P). And they asked ...
7
votes
2answers
231 views

Scorpion Pepper growth

Backstory Hey everyone, first post in this stack, so sorry if I didn't see an answer to these questions (I did check though). So I have a Scorpion Butch T plant that I bought about 2 months ago (63 ...
4
votes
0answers
95 views

How much P2O5 should I add to tomatoes

My tomatoes are developing purple spots at the bottom leaves. This is supposed to be a phosphorus deficiency. Tomatoes are growing in pots. Small ones are in around 4 gallons (~14 L) and big ones are ...