JNI has a nice selection of white-flowering Dogwood specimens now. These are approx. 4"+ caliper and give the garden an instant mature feel. White is always a hot color and these will go quickly.
assorted Dogwood specimens
Cornus florida 'Cherokee Princess'
Cornus x 'Rutban' (Aurora) Dogwood
Cornus x 'Rutban' (Aurora) Dogwood, alt. view