CultivarPlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'Apple Jack'MediumBlue/Green--Hybrid--Benedict, Dr Ralph (Herb)--NR--
'Black Jack Chew'MediumDark-Green--TC SportLight-PurpleJulySchwarz, Jim.2005
'Cracker Jack'SmallMed-GreenMarginalYellowTC SportLight-PurpleJuly into AugustZilis, Mark.2011
'Jack and Margaret's Keynote'MediumYellow--HybridMed-LavenderJuly into AugustOwens, Clarence.2001
'Jack Benii'SmallMed-GreenMedial-Unknown--Unknown--NR--
'Jack Blue'LargeBlue/Green--Nat-SportNear-WhiteJuneHenjum, Paul--NR--
'Jack Frost'MediumMed-GreenMarginalWhiteNat-SportPale-LavenderJulyMinks, Eldren.1983
'Jack of Diamonds'MediumBlue/GreenMarginalYellowHybridNear-WhiteJulySavory, Robert.1985
'Jack Robbins'LargeMed-Green--Unknown--Minks, Eldren--NR--
'Jack's Discovery'MediumMed-GreenMarginalYellowNat-SportMed-LavenderJune into JulyFreeman, Franc.2009
'Jack's Gene'MediumMed-Green--HybridMed-LavenderJuly into AugustGoodenough, Rick & Gilligan, Madelon.2015 .2018
'Jumpin' Jack Flash'SmallMed-GreenMedialWhiteUnknown-August to SeptemberAvent, Tony.2012
'Little Jack Frost'MediumBlue/Green--UnknownPale-LavenderAugust to SeptemberBenedict, Dr R. (Herb) & Dorothy & Kuenster, Rod.2010
'Mr Jack'MediumMed-Green--UnknownMed-LavenderJune into JulyWrede, Arthur--NR--
'Rosedale Grampa Jack'SmallLight-GreenMedialYellowUnknownLight-PurpleJulyHadrava, Jerry--NR--
'Rosedale Jack of Hearts'MediumDark-GreenStreakedYellowHybridMed-LavenderJulyHadrava, Jerry.2000
'Rosedale Jack of Spades'MediumMed-GreenStreakedYellowHybridMed-LavenderJuly into AugustHadrava, Jerry.2000
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