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Khan Lab: Mechanisms of Fruit Diseases and Resistance

School of Integrative Plant Science| Plant Pathology and Plant-Microbe Biology Section

Fire blight Susceptibility of Common Apple Varieties

Variety Name Fire blight Susceptibility Rating
Ace Delicious Moderately Resistant4
Adam’s Permain Moderately Resistant7
Akane Moderately Resistant4, 5, 7
Ambrosia Susceptible7
Arkansas Black Moderately Resistant1, 2, 3, 4, 9
Ashmead’s Kernel Moderately Resistant7
Baldwin Highly Susceptible4; Moderately Susceptible4; Susceptible7, 9
Barry Highly Susceptible4, 9
Beacon Highly Susceptible4; Moderately Susceptible4; Susceptible7, 8, 9
Bechtel Highly Susceptible4
Belle de Boskoop Moderately Susceptible4
Ben Davis Highly Susceptible4, 9
Binet Rouge Highly Susceptible4
Black Twig Highly Susceptible4
Blushing Golden Moderately Susceptible4
Braeburn Highly Susceptible2, 4, 9; Very Susceptible7
Brandywine Moderately Susceptible4
Britegold Resistant6, 7
Britemac Moderately Resistant4, 9
Brown Snout Highly Susceptible4
Burgundy Highly Susceptible4, 9
Cameo Susceptible7
Carroll Moderately Resistant4, 9
Cascade Spur Delicious Moderately Resistant4
Centurion Moderately Resistant4
Chisel Jersey Highly Susceptible4
Classic Delicious Moderately Resistant4
Coralburst Moderately Resistant4
Cortland Highly Susceptible1, 4; Moderately Susceptible4; Susceptible7, 8, 9
Cox’s Orange Pippin Moderately Resistant4
CrimsonCrisp Moderately Resistant7
Dabinette Highly Susceptible4
Dana Red Delicious Moderately Resistant4
David Moderately Resistant4
Dayton Moderately Resistant5, 6; Resistant7
Delbarestival Moderately Susceptible4
Delicious Highly Susceptible4; Moderately Susceptible4; Moderately Resistant4, 9
Discovery Moderately Susceptible4
Dixi Red Delicious Moderately Resistant4
Dolgo Moderately Susceptible4
Durello di Forli Highly Susceptible4
Dutchess Moderately Susceptible4; Resistant8
Earli Jon Highly Susceptible4
Earligold Highly Susceptible4; Moderately Susceptible4; Susceptible9
Early McIntosh Moderately Susceptible4; Moderately Resistant4, 9
Early Red One Delicious Moderately Resistant4
Early Spur Rome Highly Susceptible4
Ellis Bitter Highly Susceptible4
Elstar Highly Susceptible4; Moderately Susceptible4
Elstar Red Moderately Susceptible4
Empire Moderately Resistant1, 2, 3, 4, 9; Moderately Susceptible4; Intermediate5; Resistant7, 8
Enterprise Moderately Resistant3, 4; Moderately Susceptible4; Resistant5, 6, 7
Evereste Moderately Resistant4
Florina (Querina) Moderately Susceptible4; Moderately Resistant6, 7
Freedom Moderately Susceptible1, 2, 4; Moderately Resistant3, 4; Intermediate5; Resistant6; Very Resistant7
Fuji Moderately Susceptible1; Highly Susceptible2, 4, 9; Very Susceptible7; Susceptible8
Fulford Gala Moderately Susceptible4
Gala Highly Susceptible1, 2, 4, 9; Moderately Susceptible4; Very Susceptible5, 7; Susceptible8
Geneva Early Highly Susceptible4
Ginger Gold Highly Susceptible1, 4, 9; Very Susceptible7
Gloster Moderately Susceptible4; Susceptible9
Gloster 69 Highly Susceptible4
Gold Rush Moderately Resistant3, 4, 6, 7; Intermediate5; Resistant8
Gold Spur Moderately Resistant4
Golden Delicious Moderately Susceptible1, 2, 4; Highly Susceptible2, 4; Susceptible7, 8, 9
Golden Hornet Moderately Susceptible4
Golden More Super Highly Susceptible4
Golden Russett Highly Susceptible4; Susceptible5
Granny Smith Highly Susceptible2, 4, 9; Moderately Susceptible4; Very Susceptible7; Susceptible8
Gravenstein Susceptible7
Gravenstein Holly Moderately Susceptible4; Susceptible9
Grimes Golden Moderately Susceptible4; Susceptible7, 9
Haralson Moderately Susceptible4; Moderately Resistant4; Resistant7, 8
Hereford Redstreak Highly Susceptible4
Hilleri Moderately Susceptible4
Honey Crisp Moderately Resistant3; Resistant7, 8
Honey Gold Moderately Resistant4; Very Susceptible7; Susceptible8
Hopa Moderately Susceptible4
Hyslop Highly Susceptible4
Idared Highly Susceptible4, 9; Very Susceptible7; Susceptible8
Imperial Gala Moderately Susceptible4
Indian Magic Moderately Susceptible4
Indian Summer Moderately Resistant4
Jamba Moderately Resistant4, 9
James Grieve Moderately Resistant4
Jerseymac Moderately Susceptible4; Susceptible7, 9
Jonafree Moderately Susceptible1, 2, 4, 5; Highly Susceptible4; Moderately Resistant4, 6; Highly Resistant8
Jonagold Highly Susceptible1, 4, 9; Moderately Susceptible2, 4; Very Susceptible7; Resistant8
Jonamac Moderately Susceptible4; Moderately Resistant4; Susceptible7, 9; Resistant8
Jonathan Highly Susceptible1, 2, 4, 9; Very Susceptible7, Susceptible8
Jonnee Highly Susceptible4
Julyred Highly Susceptible1, 2; Moderately Susceptible4; Susceptible7, 9
Keepsake Moderately Resistant4
Kelsey Moderately Susceptible4
Kidd’s Orange Red Moderately Resistant4
Kingston Black Highly Susceptible4
Late Harrison Highly Susceptible4
Liberty Moderately Resistant1, 2, 3, 4, 9; Moderately Susceptible4; Resistant5, 6, 7, 8
Lodi Highly Susceptible1, 2, 4, 9; Very Susceptible7, Susceptible8
Lurared Moderately Resistant4
Lustre Elstar Moderately Resistant4
Lysgolden Moderately Resistant4
Macfree Moderately Resistant4, 6, 7
Macoun Moderately Susceptible4; Susceptible7, 9
Macspur Moderately Resistant4
Magog’s Restreak Highly Susceptible4
Maiden Blush Moderately Susceptible4; Susceptible9
Manchurian Moderately Susceptible4
Margil Highly Susceptible4
Marshall McIntosh Moderately Resistant4
Mary Potter Highly Susceptible4
McIntosh Moderately Susceptible1, 2; Moderately Susceptible4; Susceptible7, 9; Resistant7, 8
Medaille d’Or Highly Susceptible4
Melba Moderately Resistant4, 9
Melrose Moderately Resistant4, 7; Highly Resistant8
Milton Moderately Susceptible4; Susceptible7, 9
Milwa Highly Susceptible4
Minyon Moderately Susceptible4
Missouri Pippin Moderately Susceptible4
Moira Susceptible6, 7
Mollies Delicious Highly Susceptible2; Moderately Susceptible4; Susceptible7, 9
Monroe Highly Susceptible4; Moderately Susceptible4; Susceptible8, 9
Mor Spur Mac Moderately Resistant4
Murray Moderately Resistant6, 7
Mutsu (Crispin) Highly Susceptible1, 2, 4, 9; Moderately Susceptible4; Very Susceptible7; Susceptible8
Newtown Pippon Moderately Susceptible7
Niagra Highly Susceptible4, 9
Nicobel Jonagold Highly Susceptible4
Nittany Highly Susceptible4, 9
NJ90 Susceptible7
Northern Spy Moderately Susceptible4; Moderately Resistant4; Susceptible7, 9; Resistant8
Northwestern Greening Highly Susceptible4; Moderately Resistant4, 9; Highly Resistant8
NovaEasyGro Moderately Resistant4, 5, 6, 7; Highly Resistant8
Novamac Moderately Susceptible4; Very Resistant7; Resistant8
Nured Delicious Moderately Resistant4
Nured Jon Highly Susceptible4
Nured Winesap Moderately Resistant4
NY 758401 Intermediate5
Old Hope Highly Susceptible4
Ormiston Roy Highly Susceptible4
Otava Highly Susceptible4
Ozark Gold Moderately Resistant4
Paulared Highly Susceptible1, 2, 4, 9; Very Susceptible7, Susceptible8
Perfect Spur Criterion Moderately Resistant4
Pink Lady Moderately Susceptible4; Very Susceptible7
Pinova Moderately Susceptible4
Pinova (Corrail) Moderately Resistant7
Pioneer Mac Moderately Resistant4
Porter’s Perfection Moderately Resistant4
Prairie Fire Moderately Resistant4
Prima Moderately Susceptible1, 2, 4, 7; Moderately Resistant3, 4, 5, 6; Highly Resistant8
Priscilla Moderately Resistant1, 2, 3, 4, 5, 9; Resistant6, 7; Highly Resistant8
Pristine Resistant5, 7; Moderately Resistant6
Profusion Moderately Resistant4
Puritan Moderately Susceptible4; Very Susceptible7; Susceptible9
Quinte Moderately Susceptible4; Moderately Resistant4; Highly Resistant8; Susceptible9
Radiant Moderately Resistant4
Ramey York Moderately Resistant4
Raritan Moderately Resistant4; Highly susceptible9
Reanda Moderately Resistant4
Red Barron Highly Susceptible4
Red Chief (Campbell) Moderately Resistant4
Red Chief (Mercier) Highly Susceptible4
Red Cort Moderately Susceptible4
Red Delicious Moderately Resistant1, 2, 3; Moderately Susceptible4; Resistant7, 8
Red Fuji Moderately Resistant4
Red Fuji 4 Highly Susceptible4
Red Fuji Nagano Moderately Resistant4
Red Jade Highly Susceptible4
Red Max Moderately Susceptible4
Red Splendor Moderately Susceptible4
Red Vein Russian Moderately Resistant4
Red Winesap Moderately Susceptible4
Red Yorking Moderately Resistant4; Highly susceptible9
Redfree Moderately Susceptible1, 2, 4; Moderately Resistant5, 6, 7; Highly Resistant8; Susceptible9
Redspur Moderately Resistant1, 2
Regent Moderately Susceptible4
Reglindis Moderately Resistant4
Reine de Hatives Moderately Resistant4
Reine des Reinettes Moderately Resistant4
Reinette Grise du Highly Susceptible4
Remo Moderately Susceptible4
Rhode Island Greening Moderately Resistant4; Very Susceptible7; Highly susceptible9
Roberts crab Moderately Resistant4
Rome Highly Susceptible1, 2; Moderately Resistant4
Rome Beauty Moderately Resistant4; Very Susceptible7; Susceptible8; Highly susceptible9
Rosedale Moderately Susceptible4
Roxbury Russett Intermediate5; Resistant7
Royal Gala Highly Susceptible4; Moderately Resistant4
Royalty Highly Susceptible4
Rubinette Highly Susceptible4
Rubinola Moderately Susceptible4
Runkel Resistant7
Sampion Moderately Resistant4
Santana Moderately Resistant4
Scarlet Gala Moderately Susceptible4
Scarlet O’Hara Susceptible7
Scarlet Spur Delicious Moderately Susceptible4
Scotia Highly Susceptible4; Susceptible9
Sharon Highly Susceptible4
Sir Prize Highly Susceptible4; Moderately Susceptible4; Moderately Resistant4, 6; Susceptible5, 7; Highly Resistant8
Smoothee Highly Susceptible4; Moderately Susceptible4
Snow Cloud Moderately Susceptible4
Snowdrift Highly Susceptible4
Sommerset Redstreak Moderately Resistant4
Sops of Wine Moderately Susceptible4
Spartan Highly Susceptible4; Resistant8; Susceptible9
Spigold Moderately Resistant4; Highly susceptible9
Spijon Highly Susceptible4; Susceptible7, 9
Spring Snow Moderately Susceptible4
Spur Gala Go Red Highly Susceptible4
Stamared Moderately Susceptible4
Stark Bounty Moderately Susceptible4; Resistant7; Moderately Resistant9
Stark Gala Highly Susceptible4
Stark Splendor Moderately Susceptible4; Resistant7; Moderately Resistant9
Starking Delicious Moderately Susceptible4
Starkrimson [Delicious] Moderately Susceptible4
Starkspur Compact Red Moderately Susceptible4
Starkspur Earliblaze Highly Susceptible4; Susceptible7, 9
Starkspur Law Rome Highly Susceptible4
Starkspur Supreme Highly Susceptible4
Starkspur Ultra Stripe Moderately Resistant4
Starr Highly Susceptible4, 9
Staybrite Highly Susceptible4
Stayman Moderately Susceptible1, 2; Moderately Resistant4; Susceptible7, 9
Stembridge Jersey Highly Susceptible4
Stokes Red Highly Susceptible4
Strathmore Highly Susceptible4
Sturdeespur Delicious Moderately Resistant4
Summer Rambo Highly Susceptible4; Susceptible9
Summer Treat Highly Susceptible4
Summerred Highly Susceptible4; Susceptible7, 9
Sun Fuji Highly Susceptible4
Suncrisp Very Susceptible7
Sundance Resistant7
Super Chief Red Highly Susceptible4
Super Jon Highly Susceptible4
Swiss Gormet (Arlet) Moderately Resistant4
Thunderchild Moderately Susceptible4
Thundercloud Moderately Resistant4
Top Spur Delicious Moderately Resistant4
Topaz Moderately Resistant4
Topred Moderately Resistant1, 2
Transcendent Highly Susceptible4
Transparent Highly Susceptible1, 2
Tremletts Bitter Highly Susceptible4
Trent Moderately Resistant6, 7
Turley Moderately Susceptible1, 2; Moderately Resistant3, 4, 9
Twenty Ounce Highly Susceptible4, 9
Tydman’s Red Highly Susceptible1, 2, 4
Ultra Red Jonathan Highly Susceptible4
Vanguard Moderately Resistant4
Viking Moderately Resistant4, 9; Resistant7
Virginiagold Moderately Susceptible4
Wayne Highly Susceptible4; Moderately Susceptible4; Susceptible7, 8, 9
Wealthy Moderately Susceptible4; Susceptible7, 8, 9
Wellington Moderately Resistant3, 4, 9; Resistant7
White Cascade Moderately Resistant4
White Jersey Highly Susceptible4
William’s Pride Moderately Resistant3, 4, 6; Resistant5, 7
Williams Red Moderately Resistant4
Winesap Moderately Susceptible1, 2, 4; Moderately Resistant4; Susceptible7, 9; Highly Resistant8
Winter Banana Susceptible7
Wolf River Moderately Susceptible7
Yates Moderately Resistant2
Yellow Transparent Highly Susceptible4, 9; Very Susceptible7; Susceptible8
York Imperial Highly Susceptible4, 9; Very Susceptible7
Zestar! Moderately Susceptible7; Susceptible8

Note: This list is compiled from the following references. References are shown as superscript numbers in ‘Fire blight Susceptibility Rating’ column. If you would like to explore further about method used for the assessment of fire blight susceptibility rating, please consult them. Fire blight susceptibility ratings for the same variety can differ in different references. Age of tree, weather conditions, horticultural practices, orchard management and type of strain used for artificial inoculations or presence of strains in natural infections can result in differences in susceptibility ratings.

Full References
1 Agricultural Extension Service, The University of Tennessee (SP277-R; Bost and Windham 2002)
2 Alabama Cooperative Extension System (ANR-542; Hagan et al. 2004)
3 Clemson Cooperative Extension (HGIC 2208; Doubrava and Blake 1999)
4 Colorado State University (Koski and Jacobi)
5 Cummins Nursery 2017
6 Ontario, University of Guelph, AAFC and OMAF (Cline, et al. 1998)
7 Purdue Extension (BP-132-W; Janna Beckerman)
8 Purdue Extension (BP-30-W; Janna Beckerman)
9 Virginia Tech (Yoder and Biggs)

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