CultivarReferencePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'Oasis' (Ward)- Rock BandLargeBlue/Green--UnknownNear-WhiteJune into JulyWard, Dr Dick & Ward, Jane.2012
'Oberland Colourful Noise'- PuristLargeDark-GreenStreakedWhiteSportMed-LavenderJuly into AugustRank, Stefan.2013
'Obsession'- AnimotionMediumMed-GreenMarginalGreenish WhiteSportLight-PurpleAugustAvent, Tony.1998
'Ode To Joy'- Ludwig van Beethoven & Friedrich SchillerSmallMed-Green--SportNear-WhiteJulyJohnson, Greg.2004
'Oh Baby Mine'- The Statler BrothersMiniatureDark-Green--Unknown--Unknown--NR--
'Oh Cindy'- The Beach BoysMediumLight-Green--SportPale-LavenderJulyBenedict, Dr Ralph (Herb)--NR--
'Oh Dannyboy'- Folk SongLargeDark-Green--Unknown--Skaggs, Virginia & Skaggs, Brian--NR--
'Oh Henry'- Millie SmallMediumBlue/GreenStreakedYellowUnknown--Unknown--NR--
'Oh My Darling'- Folk SongSmallLight-Green--Unknown--Unknown--NR--
'Oh My Heart'- R.E.M.MediumMed-Green--UnknownLight-PurpleJulyLydell, Ransom.2001
'Oh! Susanna'- Stephen FosterMediumBlue/Green--HybridMed-LavenderJune into JulyReuter, Laurence & Gilligan, Madelon.2015
'Oh! Them Golden Slippers'- Folk SongLargeYellow--HybridLight-PurpleJulyElslager, Ed.2002
'Old Black Magic'- Frank SinatraMediumDark-Green--HybridPale-LavenderJulyElslager, Ed.1999
'Old Blue Eyes'- Frank SinatraMediumBlue/Green  UnknownPale-LavenderJulyGoodwin, Randy.2021
'Old Faithful'- Eddy ArnoldLargeMed-Green--HybridPure-WhiteAugust to OctoberBrincka, Wm & Petryszyn, 0lga.1991
'On the Border'- Al Stewart, The EaglesMediumMed-GreenMarginalWhiteHybridPale-LavenderAugustBeilstein, Doug.2007
'Once upon a Time'- Frank SinatraMediumMed-GreenMarginalWhiteHybridNear-WhiteAugustWilkins, Dr Jim & Wilkins, Sandy.2002
'One and Only'- AdeleLargeYellow--HybridPale-LavenderJune into JulyWard, Dr Dick & Ward, Jane.2015
'One Fine Day'- The ChiffonsMediumMed-GreenMarginalYellowHybridNear-WhiteJune into JulyWard, Dr Dick & Ward, Jane.2012
'One Last Dance'- SilversteinLargeDark-GreenMarginalYellowTC SportNear-WhiteJulyHansen, Hans & Walters Gardens--NR--
'Only You'- The PlattersMediumMed-GreenMarginalWhiteHybrid--Ward, Dr Dick & Ward, Jane.2012
'Ooh La La'- FacesMediumBlue/GreenMedialYellowHybridLight-PurpleJulyElslager, Ed.2000
'Orinoco Flow'- EnyaMediumMed-Green--HybridPale-LavenderJuly into AugustCross, Peter.2002
'Orphan Annie'- Musical TheaterMiniatureMed-GreenMarginalWhiteUnknownLight-PurpleJulyUnknown--NR--
'Over the Rainbow'- Judy GarlandLargeMed-GreenStreakedSpecklesHybridNear-WhiteJune into JulyElslager, Ed.2005
'Oyo Como Va'- SantanaMediumMed-Green--Unknown--Bastille, Jocelyne--NR--
'Ozzfest'- Ozzie OsborneMediumMed-GreenStreakedWhiteSportNear-WhiteJulyZilis, Mark--NR--
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