The Portulaca grandiflora plant, often known as the moss rose plant, is a popular type of flowering annual succulent that does not return the following year. Moss rose is a terrific option for a succulent ground cover because it is native to South America, grows to be between 3 and 9 inches tall, and spreads to create a dense mat. Both of these characteristics make it an excellent choice. The petals of the flowers frequently have a ruffled appearance, giving them the appearance of small roses, while the flowers themselves come in a variety of vivid hues. The flowers often do not open on overcast days or at night, and they grow in clusters on stems that are reddish in color. When planting a moss rose, it is ideal to do so in the spring after the threat of frost has passed. Because all components of the moss rose plant, including the soil, are poisonous to canines and felines, gardeners need to be very careful about where they put it in their yards.