The Cal in megacrop is procured from mag nitrate and mag sulfate, more mag bit than sulfate I believe
Chilli focus seems to be made for the European market, but i am sure the US market is already loaded with various kind of fertilizers without adding this stuff in the mix. [emoji14]
Edmick, perhaps you could give a test drive for the Urban Farm Fertilizers Texas Tomato Food. They claim is 100% complete fertilizer and work for hydroponics. This stuff is also one of those things we do not have in European market.
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