2026 Certification Challenge!

Who is Proven Winners? The Proven Winners is a brand comprised of leading plant propagators around the world. In North America, the brand is owned by two leading U.S. plant propagators - Four Star Greenhouse in Carleton, MI and Pleasant View Gardens in Loudon, NH. Learn more here.

What is the Certification? a staff training program for Garden Centers. Once our staff do the training and take the test, we become a Proven Winners Certified Garden Center. The program helps to build your knowledge and confidence, and then our store gets recognition on their website.

How to participate: Watch a 45-minute training video from home and take the test.

Fill out the form HERE, use one of the Test Keys below, and change the dropdown to "USED".