Portulaca Moss Rose 100 Magic Carpet Double Mixed Colors Seeds Awesome Moss Rose Magic Carpet Double Mixed Colors. Fresh for 2015. 100 seeds fresh for 2015 planting. Moss Rose Portulaca Double Mixed Colors. Moss Rose is a tender perennial. If they freeze, they die, but they do re-seed themselves pretty well and the seeds will survive the winter usually. Cheery cover for hot, dry sites.. or can plant anywhere with good drainage. Note *These are the double moss rose which are more stunning & beautiful imo. Be careful if you order from someone else as a lot of the other sellers are selling the regular single portulaca. Dainty, colorful double blooms on low-growing plants. Just 6 in. tall, with a compact 6-in to 8-in. spread. Hardy plant in sunny and hot locations.