John Johnston - Greenhouse Grower

John Johnston is Retail Education Manager for Griffin Greenhouse Supplies. He can be reached at jjohnston@griffinmail.com

Smart Retail Tech All Garden Retailers Can Use

By John Johnston|December 19, 2016

Woman Power! Cater To Your Most Important Plant Retail Customers With These Insights

By John Johnston|November 19, 2016

New & Improved: Old-Fashioned Buzzwords Still Motivate Consumers

By John Johnston|August 1, 2016

How To Get More Sales From Your Current Shelf Space

By John Johnston|November 16, 2015