Common name: Eastern / Flowering Dogwood.
Native: Eastern United States.
Provenance: United States
Size and spread (10 years): 5m x 3m
Treatment required: Mildly dormant requires 14 weeks stratification treatment.
Seeds / kg: c .9282 73%viable
Ideal sowing period: Spring
Soil conditions: Prefers a deep nourishing soil, does not perform well on shallow soils over chalk.
Planting instructions: sun or semi shade
Mature height: 6m x 3.5m
pic courtesy of Bernard Spragg. NZ from Christchurch, New Zealand, Public domain, via Wikimedia Commons