Singing in the rain will boast multiple coloured blooms on the same plant, a semi double form flower can be seen in orange, yellow with infused pink or any combination of those colours. Nothing but enjoyable! Itohs have a larger range of colours, longer flowering periods and present a bushier more floriferous plant. They carry foliage similar to that of the Tree Peony however die back to ground level just as their herbaceous cousins. Itoh’s are more likely to flower much better in warmer and more temperate climates. They also have a higher tolerance to disease.