“Where you tend a rose my lad, a thistle cannot grow.”
            Variant: Two things cannot be in one place. Where you tend a rose, my lad, a thistle cannot grow. 
Source: The Secret Garden
        
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Frances Hodgson Burnett 56
English-American childrens' playwright and author 1849–1924Related quotes
 
                            
                        
                        
                        
                                        
                                        Recalled in a letter from Joshua Speed in  Herndon's Lincoln (1890), p. 527 http://books.google.com/books?id=rywOAAAAIAAJ&pg=PA527&dq=%22plucked+a+thistle+and+planted+a+flower%22 
Posthumous attributions
                                    
 
                            
                        
                        
                        "Magnus and Morna", in Thirty Years, Poems New and Old (1880)
 
                            
                        
                        
                        
                                        
                                        Queen of the Slipstream 
Song lyrics, Poetic Champions Compose (1987)
                                    
 
                            
                        
                        
                        
                                
                                    “Each Morn a thousand Roses brings, you say;
Yes, but where leaves the Rose of Yesterday?”
                                
                                
                                
                                
                            
The Rubaiyat of Omar Khayyam
 
                            
                        
                        
                        
                                
                                    “Each Morn a thousand Roses brings, you say;
Yes, but where leaves the Rose of Yesterday?”
                                
                                
                                
                                
                            
The Rubaiyat (1120)
 
        
     
                             
                             
                            