Website/Catalog  (22 Feb 2013)  
 
'Double Happy' (Sundoha) Floribunda. Very bright happy colours, great grower in containers, wonderful growth, very healthy, loves warmer climates.

Book  (19 Mar 2011)  Page(s) 566.  
 
'SUNdoha', HT, lp, 1999; (Double Happy); Description; (Louise Gardner X Goldmarie); Schuurman, Frank B.; Franko Roses New Zealand, Ltd., 1999

Magazine  (May 1999)  Page(s) 42.  
 
Registration

Book  (1999)  Page(s) 37.  
 
Peter Elliott. New Zealand International Rose Trial Ground. Trial 28. 1996-1998.
Variety No. 96.3095. 64.5 points. Fl. 'Double Happy' Breeder: Schuurman. Agent: NZ Rose. Colour: yellow red blend.