Buddleia plant named ‘Bud18blu20’

Abstract

A new and distinct variety of Buddleia plant, referred to by its cultivar name, ‘Bud18blu20’, is disclosed. The new variety displays blue-colored flowers and dark green-colored foliage. Moderately vigorous vegetation is formed. The growth habit is compact and well-branched. The new variety has low fertility and is well suited for providing ornamentation in the landscape.

I claim: 
     
       1. A new and distinct variety of  Buddleia  plant named ‘Bud18blu20’ characterized by the following combination of characteristics:
 (a) forms blue-colored flowers, 
 (b) displays dark green-colored foliage, 
 (c) exhibits a moderately vigorous, compact, and well-branched growth habit, and 
 (d) has low fertility, 
 
       substantially as herein shown and described.