Belief provenance
Optimal tomato soil temperature is 21–27°C
| Confidence | 90% |
|---|---|
| Stage | ESTABLISHED |
| Support / Opportunity | 3 / 3 |
| First observed | 2026-07-21 |
| Last updated | 2026-08-06 |
Public evidence (1)
| Observation (excerpt) | Source | Observed | Weight |
|---|---|---|---|
| Tomatoes grow best when soil temperatures are between 21°C and 27°C. | RHS — Growing tomatoes | 2026-07-21 | 1 |
Only public evidence is shown. Private notes, sensor data, and unpublished observations are never exposed here.