Independent Third Party Lab Results
January - April 2026 Testing
T=Tomato
R=Radish
M = Marigold
TBM = Total BioMass
Results may vary.
Reach out to contact@backtotheroots.com for more testing information
| Rank TBM | T1 | T2 | T3 | T4 | R1 | R2 | R3 | R4 | M1 | M2 | M3 | M4 | TBM | Control TBM | Efficacy Score | |
| Back to the Roots Master Potting Mix | 1 | 98.00 | 92.95 | 92.25 | 77.50 | 34.60 | 70.40 | 114.00 | 143.00 | 81.70 | 90.85 | 89.75 | 63.00 | 1,048.00 | 133.36 | 785.84% |
| Leading National Conventional Potting Mix | 11 | 11.77 | 11.90 | 11.20 | 11.50 | 34.80 | 15.25 | 16.97 | 19.63 | 13.20 | 18.12 | 10.58 | 6.18 | 181.10 | 133.36 | 135.80% |