Nutrients: Difference between revisions

In the last two weeks before harvest, a plant should be fed water with no added nutrients/fertilizer. This is to ensure the cultivar is able to metabolize all nutrients it has absorbed from the soil.<ref>https://www.youtube.com/watch?v=qPh285tuVHw&ab_channel=TheGanjier Simon Hart, The Ganjier @ 13:08</ref> This leads to a smoother smoke containing less damaging compounds. The color of the ash left by burning cannabis can indicate how much fertilizer is present and if the plant was flushed or not. White ash indicates low amounts of excess nutrients leftover and black ash indicates high amounts or possibly no flushing period.