
Become a TreeKeeper with Openlands
Openlands’ popular TreeKeeper certification course starts June 1st. Take your landscaping skills to the next level: The TreeKeepers Program is an 8-day course taught by nationally and world-renowned experts, focused on managing and reducing the threats to forest health. Topics covered include tree physiology and soils, tree identification, pruning, tree selection, planting and mulching, and… Read more Become a TreeKeeper with Openlands