Cuckoos do not begin to fly south until July, but rhododendrons also flower until July or August. The children's song goes: "The Spirit of Spring is here, the plum flower and the oriole announce his coming."
雖然杜鵑鳥至七月才陸續往南飛，杜鵑花也可開到七、八月，但有杜鵑鳥和花的分佈地，相對於童謠唱的「春神來了怎知道？