# TeamTrees

> The tree-planting fundraiser drew more than 800,000 unique donors.

- Owner: MrBeast, Mark Rober and Arbor Day Foundation
- Kind: Campaign
- Sector: Politics & civic
- Seed date: 2019-10-25
- Peak date: 2019-12-19
- Spread Score: 37 (Niche, provisional), v1.2
- Mechanics: Platform jump, Press loop

## Summary

MrBeast and Mark Rober launched a creator fundraiser with Arbor Day Foundation. Donations and social posts carried it beyond YouTube. The target was passed in December, and the organizers later reported planting the promised trees.

## Timeline

- May 2019 — MrBeast’s fans (Reddit) — Fans suggested planting trees to mark MrBeast’s subscriber milestone.
- 2019-10-25 — MrBeast and Mark Rober (YouTube) — The creators launched the fundraising challenge with Arbor Day Foundation.
- 2019-10-25 — The Verge (Press) — The Verge reported that hundreds of YouTubers were joining the fundraiser.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/developers).

Canonical URL: https://howitspread.com/cases/teamtrees

Cite as: How It Spread (2026). “TeamTrees.” Case HIS-01059. Spread Score v1.2: 37/100. Updated 2026-10-17. https://howitspread.com/id/HIS-01059