dry fertilizer

Is there a calculator out there that you can use to prepare garden N-P-K and trace elements for vegetable garden use? One that allows you to target a range, say 15-15-15 etc. (in separate containers of course). Above my pay grade to figure it out!

Hello everyone... I want your help and advice. I don't know if I'm doing it right in all-in-one fertilizer production. I will be glad if you tell me the mistakes I made. First, I add them to the solution in order. 1-Fe 7% DTPA--I use 5 ml of hydrochloric acid in 100 ml of distilled water...

Apparently I made a mistake when making my solutions (DIY fertilizer). What I did:- 1) weight salt 2) prepared desired volume of RO water 3) put 1) & 2) in a clean container 4) mix until all salt is dissolved in the water The correct way that I just learned:- 1) weight salt 2) add salt to a...