private void attach_flowers(flower entity)
 {
     this.SendPropertyChanging();
     entity.colour1 = this;
 }
 private void detach_flowers(flower entity)
 {
     this.SendPropertyChanging();
     entity.colour1 = null;
 }
 partial void Deleteflower(flower instance);
 partial void Updateflower(flower instance);
 partial void Insertflower(flower instance);
 private void detach_flowers(flower entity)
 {
     this.SendPropertyChanging();
     entity.lengths = null;
 }
 private void attach_flowers(flower entity)
 {
     this.SendPropertyChanging();
     entity.lengths = this;
 }