Grows well well north of its native range.  Documented in very southern counties with an outlier in Martin County -- that outlier is also unique in that it was collected near a cypress dome. Closely related to corn, this species has been crossed with maize to produce a corn that is resistant to Helminthosporium turcicum, the fungus that causes northern leaf blight  (Wikipedia). Listed as Threatened in Florida. Informal borders.

Both male and female plants required for pollination and seed set. Specimen tree.  Screen.

Used for shoreline protection. A major saltmarsh plant. Useful for erosion control.

The name Walter's viburnum honors Thomas Walter (1740-89), English-born planter of South Carolina, who described this species in his Flora Caroliniana. Specimen plant, hedge or screen plant. Can be allowed to form a thicket, sheared, or kept pruned into a tree.  Fast growing.