Jul-Oct, H 30-48", W 12-15", Z 3-9–(L. siphilitica) Upright plants with leafy stems and light green foliage bear dense racemes of long-lasting, tubular, bright blue flowers 1-1½" across. PP
                                        
                    
            
Growing Zone: 3-9
          
                              
            
Light Requirements: Full Sun          
                                        
            
Height: 30-48"