# Compare organizations

> Trillion Trees Australia. Figures are each organization's own. Method: https://treerm.org/methodology

| | [Trillion Trees Australia](https://treerm.org/org/trillion-trees-australia.md) |
|---|---|
| Scope | Regional |
| Headquarters | Hazelmere, Australia |
| Trees on record | 15,000,000 |
| Latest annual trees | 42,899 (2025) |
| Year over year | — |
| Trees per volunteer | 80.9 (2025) |
| Dollars per tree | — |
| Survival | — |
| Hectares | 23 |
| Transparency | 45/100 (Partly documented) |
| Data note | The 15 million cumulative figure counts native trees and understorey plants since 1979 and has been quoted unchanged since at least 2018. The 2024-25 annual report's infographic says 150k plants grown while its nursery text says almost 200,000 plants were produced in the same year; the infographic figure is recorded. The organisation was Men of the Trees WA until 2019. |