Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'October Sky'MediumBlue/Green -HybridNear-WhiteAugust to SeptemberDean, Don.2008
'Ogon Hime Tokudama'SmallLight-Green -UnknownPale-LavenderJune into JulyUnknown & Ruh, Peter.2002 .2018
'Ogon Iwa'MediumYellow -UnknownMed-LavenderAugust to SeptemberUnknown--NR--
'Ogon Kuro'GiantYellow  Nat-SportPale-LavenderJuly into AugustUnknown--NR--
'Ogon Sudare'SmallYellow -UnknownPale-LavenderJulyLantis, Clarence & Ruh, Peter.2002 .2018
'Ogon Tachi'LargeLight-Green -UnknownDeep-PurpleAugustLantis, Clarence & Ruh, Peter.2002 .2018
'Ogon Tsushima'MediumYellow -UnknownLight-PurpleJuly into AugustUnknown & Ruh, Peter.2002 .2018
'Ohh! Blue Beacon'SmallBlue/Green -UnknownNear-WhiteJune into JulySchulz, Ed.2013
'Ohh! Blue Granite'MediumBlue/Green -UnknownNear-WhiteJune into JulySchulz, Ed.2018
'Ohh! Viola'MediumYellow -UnknownNear-WhiteJune into JulySchulz, Ed.2015
'OHS Margot's Delight'MediumBlue/Green -Nat-SportPale-LavenderJuly into AugustOntario Hosta Society--NR--
'Old Ironsides'GiantLight-Green -Nat-SportMed-LavenderJulySummers, Alex--NR--
'Old Smoky'LargeMed-Green -HybridNear-WhiteJune into JulyMcDonell, Harold.2014
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