low-noise low impact
AGZA CERTIFIED GREEN ZONES®
AGZA Certified Green Zones® are designated properties—or groups of properties—where routine landscape maintenance is performed using low-impact equipment and environmentally responsible practices.
AGZA Green Zone® Certification recognizes municipalities, academic institutions, school districts, and private industry as leaders in sustainable land care. This certification independently verifies and documents measurable impact reductions and economic benefits, while also strengthening environmental leadership. Certified sites serve as models for clean, quiet, and sustainable landscape maintenance within their communities.
Certification Levels
Phase out all two-stroke and four-stroke handheld operations for routine maintenance
Phase out all gas operations for routine maintenance
Phase out all gas operations for routine maintenance and incorporation of best practices
Phase out all gas operations for routine maintenance, incorporation of best practices, organics for pest and weed control, fertilizing, and water-wise irrigation
Institutional Green Zones
Our institutional Green Zones are the backbone of our program, providing organizations and municipalities of all shapes and sizes with the low-impact solutions they demand. Explore these success stories.
Green Zones in Action
Prologis + AGZA: Powering a Green Revolution in Chicago Landscaping
Quiet. Clean. Smart. And now officially AGZA Green Zone® Certified Level 1. In a new milestone for sustainable land care, Prologis’ Chicago team has earned ...
Howard County, Maryland Leading by Example at Savage Park
Establishes the 1st AGZA Certified Green Zone in the state of Maryland Howard County, Maryland has embarked on a “leading-by-example” initiative to transition its landscape ...
LAUSD Leads by Example District Wide and on a Global Stage
Los Angeles, California – On April 21, 2025, the Los Angeles Unified School District (LAUSD) was officially awarded Level 2 AGZA Green Zone Certification — district-wide! The award ...
Principal CEO at Gardenland Power Equipment & Co-Founder and CEO of Towa Industries Inc.
Roger Phelps joined STIHL Inc. in 2001 and is currently the Corporate Communications Manager. In that position he is responsible for creating and telling the STIHL story through integrated event marketing, strategic partnerships, sponsorships, and digital and social media with the goal of increasing the visibility of and affinity for the STIHL brand and over 10,000 STIHL dealers. He attended the U.S. Naval Academy and served 10 years in the U.S. Navy attaining the rank of Lieutenant Commander. He has serves on the National Association of Landscape Professionals Foundation Board of Directors, the National Association of State Park Directors Leadership School Board of Regents, and the Professional Grounds Management Society Board of Directors.
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