Free Interactive Tool
Plant Matchmaker
Answer 5 quick questions about your space and lifestyle. Get compatibility-scored plant recommendations backed by real diagnostic data.
🏛️ How this tool works
Methodology, data sources & the Building 1411 apparatus
How this tool works
Methodology, data sources & the Building 1411 apparatus
Every recommendation from this tool is derived from the Plant Grail Knowledge Base — a structured dataset of 2,703 verified diagnoses across 216 plant species, distilled from 20,000+ raw cases analyzed during 2024–2025.
Cases are sourced from community-reported outcomes, horticultural research literature, and controlled grow-room observations. Each diagnosis undergoes multi-source verification before entering the knowledge base. Confidence scores reflect the strength of evidence supporting each conclusion.
Building 1411 Research Apparatus · PlantGrail.com · Updated weekly
✦ More Tools
Tools diagnose. Mastery Packs cure.
Our free tools help you identify the problem. Mastery Packs give you the full protocol — prevention calendars, rescue flowcharts, and species-specific deep dives built from the same dataset.
Browse Mastery Packs →