Book  (2011)  Page(s) 36.  
 
Hayden Foulds. Pick of the Bunch.
'Trumpeter (Mactru). Gold Star of the South Pacific 1977. A scarlet floribunda of which there were many that gained awards during the 1970s. 'Trumpeter' is probably the best all round rose of them all. Short and compact, the flowers' colour was the same from opening to when they dropped.

Book  (2009)  Page(s) 81.  
 
David Ruston. Australia / New Zealand Differences.
'Trumpeter' (McGredy), 1977. Good round heads.

Booklet  (2008)  
 
An Information List of all Varieties. p6
1977. Trumpeter - Mactrum

Website/Catalog  (2007)  Page(s) 22.  Includes photo(s).

Book  (2007)  Page(s) 542.  
 
Trumpeter, F, or, 1976, [Satchmo x seedling], McGredy, Sam IV ... description

Book  (2004)  Page(s) 240.  Includes photo(s).
 
'Trumpeter'. Floribunda. syn. MACtrum. This rose produces clusters of orange-red flowels freely through the season. They hold their color well in all weather but are without scent. The foliage is abundant, healthy and dark green and the growth is vigorous, but short. Bred by McGredy (NZ) and introduced in 1977, lhis is an excellent rose where a strong orange-red is requiired - the color is as strident as any trumpet. ('Satchmo' x seedling). NZ Star of the South Pacific 1977, Portland Gold Medal 1981, RHS Award of Garden Merit 1993, RNRS James Mason Gold Medal 1991. Zones 6-9.

Book  (Aug 2002)  Page(s) 86.  
 
Trumpeter
Rated 8.2

Book  (2002)  Page(s) 15.  
 
Olwyn Hill. South Canterbury: Timaru is celebrating the International Year of the Rose by inaugurating what we hope will be an Annual Festival of Roses and is calling Timaru "A City of Roses", adopting Sam McGredy's 'Trumpeter' as our logo.....

Book  (2000)  Page(s) 604.  Includes photo(s).
 
‘Trumpeter’ (MACtrum): Moderne - Buisson à fleurs groupées – Floribunda – rouge orangé, remontant. Description.. McGredy, Nouvelle-Zélande, 1977. [Photos p.604: bouquet de fleurs rouges + arbuste fleuri]

Book  (Dec 1998)  Page(s) 604.  Includes photo(s).
 
Trumpeter (MACtrum) Description... showy clusters of bright red flowers throughout the season... The name is a reference to Louis Armstrong, in whose honor the seed parent 'Satchmo' was named...