Comment to 'Does anyone use plain N, P, or K powders to boost the levels a bit?'
Comment to Does anyone use plain N, P, or K powders to boost the levels a bit?

  • If you have a farm supply in your home area, they generally buy their npk in bulk then mix it or sell it separately. This is the type you mix into your pro mix or whatever. The granules usually last about 90 days so you can side dress with that in  mind. 

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    • Thats good to know, 90 days is about the full grow season up here, lol Thanks

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      • @ SanBoisRedux do u use pro-mix ??????

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