Kaoukamon is a very dark maroon colored tree peony that will stand out in your garden. The flowers are smaller than other types. The plant is slow to grow in the spring. Kaoukamon is a large woody shrub that can grow 4-5 ' tall. The flowers are fragrant and can be used for cut flowers.When planting tree peony, plant the graft 2" below the soil surface. The buds are above the surface.