International Rose Test Garden, Portland, Oregon, USA
The beautiful, blooming International Rose Test Garden is a rose garden in Washington Park in Portland, Oregon, United States. There are over 7,000 rose plants of approximately 550 varieties. The roses bloom from April through October with the peak coming in June, depending on the weather. New rose cultivars are continually sent to the garden from many parts of the world and are tested for color, fragrance, disease resistance and other attributes. It is the oldest continuously operating public rose test garden in the United States and exemplifies Portland’s nickname, “City of Roses”.
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