Landscape Archangel Ground Cover Plant/ Perennial Ever Green with yellow Flowers 6 plants with roots. Each plant will be 8 to 15 inches in length. Yellow Archangel Ground covering Can survive in zones 4 to 8 (look at map in photos) .. This plant grows fast, reproducing both by vegetation and by seed. From shade to sun this plant thrives under any and all conditions. For homes that don’t want grass, this ground covering is an excellent alternative. Great as a house plant, in a hanging pot, or covering an area on the ground. All plants that ship will have roots that are kept moist. Flowers appear in spring, summer, and fall.