Listed here are hostas cited as being "significant' breeding plants listed in The New Encyclopedia of Hostas by Diana Grenfell (2009).

 
CultivarPlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'Beatrice'SmallMed-GreenStreakedWhiteHybridDeep-PurpleJulyWilliams, Frances--NR--
'Blue Lightning'LargeBlue/GreenStreakedCreamy WhiteNat-SportPale-LavenderJulyWalters Gardens.2005
'Breeder's Choice'MediumMed-GreenMarginalWhiteHybridPale-LavenderJune into JulyVaughn, Kevin.1987
'Christmas Tree Gala'LargeDark-GreenStreakedYellowNat-SportMed-LavenderJulyPowell, Loleta.2000
'Color Parade'MediumLight-Green -TC SportPale-LavenderAugustZilis, Mark.2003
'Donahue Piecrust'LargeMed-Green -HybridPure-WhiteJune into JulyDonahue, Thomas & Ruh, Peter.1999
'Dorothy Benedict'MediumMed-GreenStreakedYellowHybridNear-WhiteJune into JulyBenedict, Dr Ralph (Herb).1983
'Dorset Blue'SmallBlue/Green -UnknownPale-LavenderAugustSmith, Eric & Aden, Paul.1977
'Dorset Clown'SmallBlue/GreenStreakedCreamy WhiteUnknownPale-LavenderJune into JulyBenedict, Dr Ralph (Herb).1993
'Fascination'MediumMed-GreenStreakedCreamy WhiteHybridPale-Lavender-Shaw, Florence & Ruh, Peter.1978
'Frances Williams'LargeBlue/GreenMarginalYellowNat-SportPale-LavenderJuly into AugustWilliams, Frances & Williams, Connie.1986
'Galaxy'MediumDark-GreenStreakedYellowHybridPale-LavenderJulyLachman, Wm & Eleanor.1987
'Gold Regal'GiantYellow -HybridMed-LavenderJulyAden, Paul & Unknown.1974
'Gunther's Prize'LargeYellowStreakedSpecklesNat-SportPale-LavenderJuly into AugustSolberg, Robert--NR--
H. hypoleucaMediumMed-Green -UnknownPale-LavenderJulySpecies from Japan--NR--
H. montanaLargeMed-Green -UnknownPale-LavenderJune into JulySpecies from Japan--NR--
H. pycnophyllaLargeLight-Green -UnknownMed-LavenderAugust to OctoberSpecies from Japan--NR--
H. sieboldianaGiantBlue/Green -UnknownPure-WhiteJulySpecies from Japan--NR--
H. venustaMiniatureMed-Green -UnknownPale-LavenderJune into JulySpecies from Korea--NR--
H. yingeriSmallMed-Green -UnknownLight-PurpleSeptemberSpecies from Korea--NR--
'Halcyon'SmallBlue/Green -HybridPale-LavenderJuly into AugustSmith, Eric & AHS.1988
'High Fat Cream'LargeLight-GreenStreakedSpecklesHybridPale-LavenderJuly into AugustShaw, Florence & Aden, Paul.1976
'Katsuragawa Beni'MediumMed-Green -UnknownLight-PurpleAugust to OctoberMasoka, Hiroshi--NR--
'Neat Splash'MediumMed-GreenMarginalWhiteHybridLight-PurpleJuly into AugustAden, Paul.1978
'Sum and Substance'GiantLight-Green -UnknownPale-LavenderJuly into AugustShaw, Florence & Aden, Paul.1980
'William Lachman'LargeMed-GreenStreakedWhiteHybridMed-LavenderJulyVaughn, Kevin.1981
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