An application of thick mulch around the root zone in winter will protect it in exposes locations or colder zones.1
Try to plant in a location that enjoys partial sun and remember to water moderately. Keep in mind when planting that China girl is thought of as hardy, so this plant will survive close to or on freezing temperatures.Kousa dogwood
1 plants.squakmtnursery.com/12230001/Plant/10948/China_Girl_Chinese_Dogwood