Deutzia

-gracilis compacta

The Deutzia gracilis is a broad, mounding shrub that is usually 2-4' in height, but can grow to be 6', with an equal width.  The pure white flowers cover the plant in early summer. 

Bloom Time:  Early Summer.
Growth Habit:  2-4' in height, can be up to 6'.
Foliage:  Green.
Light:  Sun, Partial Shade.
Hardiness Zones:  5-9.