Troubleshooting

Start from the symptom: ranked causes, a test for each, the fix.

2 of 50 plannedBeginner · 1Advanced · 1

Leaf symptoms

2

TroubleshootingBeginner10 minLower leaves turning yellow: ranking the causesYellowing that starts low and old is usually a mobile-nutrient shortage or senescence, not a pest. Five ranked causes, a same-day test for each, and the fix.TroubleshootingAdvanced11 minVariegated or mottled leaves: virus, chimera or geneticsMottled leaves split three ways: harmless genetics, a harmless chimera, or a spreading viroid, and guessing wrong can cost a whole clone line.

Coming soon

4

Growth problems · 10 plannedRoots and water · 8 plannedEnvironment problems · 8 plannedFlower and post-harvest problems · 8 planned