DTFGENETICSDREAM THE FUTURE
Teaching
Healthy Cultivation

THC Living Plant Atlas · Leaf Module

Pest Damage on Leaves

Pest damage often looks like nutrient or environmental stress until the underside, nodes, growing tips, and media surface are inspected.

Visual reference slot

Needed asset: Leaf Pest Inspection Card comparing stippling, webbing, eggs, frass, trails, silvering, chewing, and distorted tips.

Field checklist

  • Inspect leaf tops, undersides, veins, petioles, nodes, and growing tips.
  • Look for insects, eggs, webbing, frass, trails, and cast skins.
  • Use magnification and repeat inspection over multiple days.

Measurements to pair

  • Canopy density, humidity, airflow, sanitation notes.
  • Location of first symptoms and spread pattern.
  • Quarantine, introduction, or outdoor exposure history.

Common mistakes

  • Spraying before identifying the pest.
  • Only inspecting leaf tops.
  • Calling stippling a deficiency.

Grow Doc prompt

Inspect for pest damage using tops, undersides, veins, nodes, tips, media surface, magnification, symptom pattern, spread, airflow, humidity, and sanitation history.