Volunteer planting
69e Nationale Boomfeestdag: opening of the 2026-2027 planting season
Landgoed Prattenburg, Rhenen / Veenendaal, Utrecht, Netherlands · map
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Cost: Free (school event)
Wednesday 18 November 2026: about 300 children plant trees at the Prattenburg estate to open the season themed 'Tijdreizen met bomen', with the Prinses Irene Boomfeestdag Prijs presented; more than 20,000 children are expected to plant in municipalities across the Netherlands the same day. Start time not published; school-morning event, time approximate. Season runs to 17 March 2027.
Listed from the organization's page. Updated Nov 8, 2026. Markdown.