When it comes to purple house plants in general there are fifteen of the most gorgeous ones that are very well known for their warm texture as well as colorful foliage. These fifteen most gorgeous purple house plants include purple oxalis, coleus, prayer plant, sweet Caroline potato vine, wandering Jew, Ti plant, Rex begonia, purple passion, Caladium, waffle plant, red aglaonema, calathea, iron cross begonia, rubber tree, and silver squill.