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Mountain Mint: Promising Plants for Green Roofs

The mountain mints, of the genus Pycnanthemum, deserve more of a place on intensive green roofs. There are roughly 20 species of Pycnanthemum and several are regularly encountered in the native plant nursery trade. Here I will focus on two: Pycnanthemum muticum (commonly called short-toothed mountain mint) and Pycnanthemum tenuifolium (commonly called slender mountain mint), that can fill different needs in the planting landscape.

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