A lot of consumer research, and some eye-tracking studies, have helped marketers understand how vertical merchandising works. Yet, in horticulture, most garden retailers merchandise plants horizontally. This week, Bridget reports on some more eye-tracking research she and her colleagues have conducted on horizontal merchandising and pricing. It is important what you put on the left side of the display compared to the right side. It makes a big difference about how fast people see plants on the left and which side they tend to buy from more often.