No.Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginSeasonSourceRegistered
1 'I Bluit'MediumBlue/Green--UnknownJuly into AugustBenedict, Dr Ralph (Herb) & Benedict, Dorothy & Kuenster, Rod.2010
2 'Ian Winslow'MediumYellowMarginalGreenSportJuly into AugustStark, Gunther--NR--
3 'Ice Age'MediumDark-GreenMedialWhiteUnknownAugust to SeptemberSchmid, Tom.2002
4 'Iceberg'LargeMed-GreenMarginalWhiteHybridJuly into AugustAvent, Tony.2000
5 'I'll Have Another'MediumMed-GreenMarginalYellowSportAugustSilvers, Bill.2012
6 'Ilona'LargeBlue/GreenMedialWhiteSportJuly into AugustHeemskerk, Gerardus.2011
7 'I'm My Kid's Mom'MediumMed-GreenStreakedWhiteHybridJuly into AugustElslager, Ed.2003
8 'Imp'MiniatureMed-GreenMarginalCreamy WhiteHybridJuly into AugustHansen, Hans.2006
9 'Imperial Majesty'LargeMed-Green--HybridAugustSellers, Van & Ruh, Peter.2003
10 'Imperial Potentate'LargeMed-GreenStreakedSpecklesSportJuly into AugustBenedict, Dr Ralph (Herb) & Benedict, Dorothy.1999
11 'Inaho'MediumDark-GreenStreakedWhiteUnknownAugust to SeptemberUnknown & Ruh, Peter.2005 .2018
12 'Incognito'LargeBlue/GreenMarginalYellowSportJuly into AugustStruhar, Bill.2006
13 'Independence'MediumDark-GreenMarginalWhiteSportAugustWestendorp, Jeff & Walters Gardens.2001
14 'Indian Summer' (Goodwin)SmallYellowMarginalWhiteSportJuly into AugustGoodwin, Randy.2006
15 'Indiana Blue'MediumBlue/Green--UnknownJuly into AugustBalitewicz, Bob--NR--
16 'Indy Fan Favorite'SmallLight-Green--UnknownAugustGoodwin, Randy.2014
17 'Indy Finish Line'MediumMed-GreenMedialCreamy WhiteHybridJuly into AugustWhitmore, Bob & Goodwin, Randy.2005
18 'Indy Parade Lap'SmallDark-GreenMarginalYellowUnknownAugustGoodwin, Randy.2005
19 'Indy Winners' Circle'MediumYellowMarginalGreenSportAugustDove, Bill & Dove, Wanda & Indianapolis Hosta Society.2006
20 'Infatuation'MediumBlue/Green--HybridAugust to SeptemberSolberg, Robert.2016 .2018
21 'Inland Sea'MediumDark-Green--HybridAugustSugita, Hajime & Zilis, Mark.1998
22 'Innocent Desire'LargeDark-GreenMarginalWhiteSportAugustUnknown--NR--
23 'Instant Gratification'SmallLight-GreenMedialWhiteHybridAugustBeilstein, Doug & Beilstein, Mardy.2013
24 'Invincible'MediumMed-Green--HybridAugustAden, Paul.1986
25 'Invincible Spirit'MediumYellow--HybridAugustZonneveld, Ben & Philips, Hugo--NR--
26 'Iowa Hawkeye'MediumDark-GreenMedialYellowSportJuly into AugustMcBurney, Jim & McBurney, Lois & Kuenster, Rod.2006
27 'Iowa Moon'MediumYellowMarginalLight GreenSportJuly into AugustSimmering, Ron.2000
28 'Irish Cream'LargeBlue/Green--SportJuly into AugustThompson, Rick & Thompson, Criss--NR--
29 'Irish Hills'GiantDark-Green--SportJuly into AugustAnderson, Kenneth.1996
30 'Irish Jig'MediumDark-GreenMarginalWhiteHybridJuly into AugustWard, Dr Dick & Ward, Jane.2012
31 'Irish Luck'LargeDark-Green--HybridJuly into AugustLalonde, Irene.2007
32 'Irish Pastures'MediumLight-GreenMarginalWhiteSportJuly into AugustGoodwin, Randy.2006
33 'Irish Pearl'SmallMed-Green--UnknownAugust to SeptemberGoodwin, Randy.2017
34 'Iron Gate Bouquet'MediumDark-Green--UnknownAugustSellers, Van.1983
35 'Iron Gate Delight'MediumDark-GreenMarginalWhiteHybridJuly into AugustSellers, Van.1981
36 'Iron Gate Glamour'LargeMed-GreenMarginalWhiteHybridAugustSellers, Van.1981
37 'Iron Gate Special'MediumMed-GreenMarginalYellowSportAugustSellers, Van & Santa Lucia, Vic & Walek, Kevin.2009
38 'Iron Gate Supreme'MediumMed-GreenStreakedWhiteHybridAugustSellers, Van.1980
39 'Iron Gate Supreme Green'LargeMed-Green--SportAugustWade, Van--NR--
40 'Iron Sky'SmallBlue/Green--SportAugustVan Eechaute, Danny.2012
41 'Isis'SmallYellowStreakedWhiteSportAugustMalloy, Alex--NR--
42 'Island Breeze'MediumMed-GreenMedialYellowTC SportJuly into AugustDiaz, Ariel & Hansen, Hans & Walters Gardens.2014
43 'Island Fling'MediumBlue/GreenMarginalYellowSportJuly into AugustBlake, Amanda.2016
44 'Island Heartbreaker'LargeBlue/Green--UnknownJuly into AugustBlake, Amanda.2016
45 'Island Velvet'MediumDark-Green--UnknownJuly into AugustBlake, Amanda.2016
46 'Iszat U Doc'MediumMed-Green--HybridJuly into AugustBenedict, Dr Ralph (Herb) & Walek, Kevin.2009
47 'It'MediumMed-GreenStreakedSpecklesSportJuly into AugustSolberg, Robert--NR--
48 'Itasca'MediumMed-GreenStreakedYellowSportJuly into AugustJohnson, Arthur H..1974
49 'It's a Jungle Out There'SmallLight-GreenStreakedSpecklesHybridAugustFreeman, Franc.2011
50 'Itsy Bitsy Spider'MiniatureDark-Green--HybridJuly into AugustJohnson, Greg.2004
51 'Itty Blue'SmallBlue/Green--TC SportJuly into AugustZilis, Mark.2011
52 'Iva Delight'MediumMed-GreenMedialWhiteSportJuly into AugustLisik, Philip.2003
53 'Ivory Frame'MediumMed-GreenMarginalWhiteNat-SportJuly into AugustVan Eechaute, Danny--NR--
54 'Ivory Queen'MediumBlue/GreenMedialWhiteSportAugust to SeptemberWalters Gardens.2014
55 'Ivory Queen Streaked'MediumBlue/GreenStreakedWhiteSportAugust to SeptemberUnknown--NR--
56 'Ivory Snow'SmallDark-GreenMedialWhiteUnknownJuly into AugustGoodwin, Randy.2019
57 'Ivy Parody'MediumBlue/GreenMarginalWhiteSportJuly into AugustBraun-Nauerz, Gaby & Warmerdam, Piet.2003
58 'Iwa Soules'LargeMed-Green--SportAugust to SeptemberSoules, Marjorie & Walek, Kevin.2009
59 'Izumi'SmallMed-Green--HybridAugust to SeptemberUnknown--NR--
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