Stores that sell flowers — and people from all over the United States and Europe that plant them to beautify their yards each year — count on the study results from a former farm near Landisville.
The site is one of five locations for the Penn State Flower Trials, which are one of the largest programs of their kind in the world.
The epicenter of the effort is the Penn State Southeast Agricultural Research and Extension Center on Auction Road, which features colorful rows of about 900 varieties of flowers planted each year.
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