No.Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
1 'Oh Henry'MediumBlue/GreenStreakedYellowUnknown--Unknown--NR--
2 'OHS Butter Pat'Medium---Hybrid--Ontario Hosta Society--NR--
3 'OHS Calamari'SmallMed-GreenMedialWhiteTC SportLight-PurpleAugust to SeptemberLasek, Robert & Ontario Hosta Society.2008
4 'Olive Oil'MediumYellow--HybridPale-Lavender-Dishon, Jim.1996
5 'Omlett'LargeYellow--Hybrid--Kohlein, Fritz--NR--
6 'Orange Crush'MediumMed-GreenMarginalCreamy WhiteHybridPale-LavenderJulyElslager, Ed.2000
7 'Orange Ice'-Yellow--Unknown--Hawes, James--NR--
8 'Orange Joy'SmallYellow--HybridLight-PurpleJulyCarpenter, Kate.1979
9 'Orange Marmalade'LargeMed-GreenMedialWhiteSportPale-LavenderJuly into AugustSolberg, Robert.2002
10 'Orange Slices'MediumYellow--TC SportPale-LavenderJuly into AugustZilis, Mark.2003
11 'Oreo Cookies'----Duplicate--Duplicate Name--NR--
12 'Oreo Cream'MediumDark-GreenMedialWhiteSportPale-LavenderJuly into AugustZiarek, Ken--NR--
13 'Osiris Pacha'MediumMed-GreenMarginalYellowUnknown--Fafard, Serge--NR--
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