Deficiencies and toxicities

Identify deficiencies and toxicities from where and how the symptoms appear.

2 of 55 plannedBeginner · 1Advanced · 1

Nutrient profiles

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ProfileAdvanced6 minNickel in cannabis: essential, and almost never worth supplementingNickel cofactors urease and is needed in vanishingly small amounts. No documented cannabis deficiency exists; this profile explains why, honestly.

Look-alikes and diagnostic keys

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IdentificationBeginner8 minA visual key to cannabis nutrient problemsWhich leaves, then what pattern: this key routes a symptom to the right deficiency, toxicity or look-alike page, ending every branch in a confirming test.

Coming soon

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Deficiency identification · 12 plannedToxicities · 8 plannedTesting and correction · 9 planned