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Best Gemini Prompt for Plant Diagnosis

Why Gemini?

Gemini's multimodal vision can analyze plant photos to identify disease, pest damage, nutrient deficiencies, and stress symptoms with high accuracy — no app download needed.

Prompt Template
Open Gemini
I'm attaching a photo of my plant. Please diagnose what's wrong and tell me how to fix it.\n\nPlant details (if known):\n- Plant name / type: {plant_name}\n- Location: {location} (e.g., indoors south-facing window, outdoor raised bed)\n- Watering frequency: {watering_frequency}\n- Soil type: {soil_type}\n- Recent changes: {recent_changes} (e.g., repotted 2 weeks ago, moved outside)\n- Climate / region: {climate}\n\n[ATTACH PHOTO HERE — include close-up of affected area AND full plant if possible]\n\nPlease provide:\n1. Likely diagnosis (primary and secondary possibilities)\n2. Confidence level and what visual clues led you there\n3. Immediate action steps (next 24 hours)\n4. Long-term care adjustment\n5. Whether I should quarantine this plant from others
Example Output
Diagnosis: root rot (high confidence) — yellowing lower leaves + mushy stem base visible in photo. Immediate: remove from pot, trim black roots, repot in dry mix. Long-term: water only when top 2 inches dry. Quarantine: not necessary, not contagious.

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Tips for Better Results
Take photos in natural daylight — flash washes out discoloration. Include one macro shot of the affected leaf and one of the root ball if you can bare-root it briefly.
Example (filled in)
Plant: pothos, Indoors east window, Watered twice/week, Potting mix, Repotted 3 weeks ago, Temperate

After Plant Diagnosis, you might need: