Davidia involucrata Sonoma An exciting cultivar, an early flowering dove tree introduced by California's Sonoma Nursery, an abundance of oversized satin-white bracted flowers are produced even after 2 or 3 years! Site: ShelteredSoil: Any well drained soil Position: Full sun, dappled shadeSeason of Interest: Spring flowers, Autumn fruit and colourHardiness: Fully hardyHeight: 25ft (7.5m) Spread: 15ft (4.5m) approx