Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'Jack Sprat'LargeDark-GreenMarginalLight GreenNat-SportPure-WhiteJulyKuntz, J..2018
'Jack's Discovery'MediumMed-GreenMarginalYellowNat-SportMed-LavenderJune into JulyFreeman, Franc.2009
'Jawbreaker'MediumBlue/Green--Nat-SportMed-Lavender-van den Top, Jan--NR--
'Jay B. Abendroth'LargeBlue/Green--HybridNear-WhiteJuly into AugustChamberlain, Steve.2001
'Jeff'LargeBlue/Green--UnknownNear-WhiteJulyWade, Van--NR--
'John Diamond'MediumDark-Green--Unknown-June into AugustZolock, Steve & Sarah.2009
'John James'LargeDark-Green--UnknownPure-WhiteJuly into AugustZolock, Steve & Sarah.2007
'Joshu Iwa'SmallMed-Green--Hybrid--Sugita, Hajime--NR--
'Jumbo Mouse Ears'MiniatureBlue/Green--Nat-SportPale-LavenderJune into JulyPhilips, Hugo.2011
'Justin Tyme'GiantDark-Green--HybridNear-WhiteJune into JulyHicks, Gerry.2017
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