| 4 | 
    
      
      | Columbine | 
    
      
      | Aquilegia canadensis | 
    
      
      | Ranunculaceae | 
    
      
      | perennial | 
    
      
      | blue, red, yellow | 
    
      
      | 12 to 24 inches | 
    
      
      | partial shade | 
    
      
      | April | 
    
      
      | July | 
    
      
      | USDA Hardiness Zone 3 to 8 | 
    
      
      | moist but well drained | 
    
      
      | seed | 
    
      
      | North America, North Carolina | 
    
      
      | The native columbine is perfect for shady gardens where it is not nearly as disfigured by leaf miner as other species of columbine. |