Tropaeolum majus, known commonly as nasturtium, includes edible flowers and leaves traditionally used to treat respiratory infections. Micmac Indians drank milk with yarrow to treat respiratory infection.
Nasturtium Black Velvet (Tropaeolum minus) Intense velvety-black flower, a completely unique color within this genus. Dwarf plants are ideal for containers. For a great contrast, try adding blossoms to your fresh spring salads.