Cultivar NameSourcePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonRegistered
'Dartmoor Forest'Eason, Alan & Ruh, Peter & JeanLargeDark-Green--HybridPale-LavenderJuly into August.2005
'Dawn'Bond, SandraSmallYellow--UnknownLight-PurpleJuly.2000
'Delia'Ford, Richard & MarySmallYellowMarginalGreenNat-SportPale-LavenderJune into July.1995
'Devon Blue'Smith, Eric & Bowden, Roger and AnnMediumBlue/Green--UnknownPale-LavenderJuly into August.1988
'Devon Cloud'Bowden, Roger & AnnMediumMed-GreenMedialYellowNat-SportMed-LavenderJuly--NR--
'Devon Desire'Bowden, Roger & Ann & Ruh, PeterGiantMed-Green--UnknownPale-LavenderJuly.2010
'Devon Discovery'Goater, John & Ruh, PeterGiantMed-Green--Nat-SportNear-WhiteJune into July.2005
'Devon Dream'Bowden, Roger & AnnSmallBlue/Green--Nat-SportMed-LavenderJuly into August--NR--
'Devon Giant'Bowden, RogerGiantBlue/Green--HybridNear-WhiteJuly into August.2019
'Devon Gold'Bowden, Roger & Ruh, PeterSmallLight-Green--UnknownLight-PurpleJuly.2005
'Devon Green'Bowden, Roger & Ruh, PeterMediumDark-Green--Nat-SportPale-LavenderJuly.2005
'Devon Hills'Bowden, RogerLargeMed-Green--Hybrid----NR--
'Devon Mist'Bowden, Roger & Ruh, PeterLargeBlue/Green--HybridPale-Lavender-.2005
'Devon Moor'Bowden, RogerMediumMed-Green--Unknown----NR--
'Devon Red'Bowden, RogerSmallMed-Green--Hybrid----NR--
'Devon Tor'Bowden, Roger & Ruh, PeterGiantMed-Green--HybridLight-PurpleJune into July.2005
'Devon Tot'Bowden, Roger & AnnMediumMed-Green--UnknownMed-Lavender---NR--
'Diana Grenfell'Unknown-Med-GreenMarginalWhiteUnknown----NR--
'Dilys'Smith, EricMediumBlue/Green--UnknownLight-PurpleJuly--NR--
'Dimple'Chatto, BethSmallBlue/Green--UnknownPale-LavenderJuly.2002
'Dinner Jacket'UnknownMediumMed-GreenMedialYellowTC SportPale-LavenderJuly into August--NR--
'Dorset Blue'Smith, Eric & Aden, PaulSmallBlue/Green--UnknownPale-LavenderAugust.1977
'Dorset Charm'Smith, Eric & Ruh, PeterMediumBlue/Green--HybridPale-LavenderAugust.1990
'Dorset Cream'Smith, EricLargeYellow--Hybrid----NR--
'Dorset Flair'Smith, Eric & Ruh, PeterMediumBlue/Green--HybridLight-PurpleAugust to October.1990
'Drake's Tail'Black, GwenMediumBlue/Green--UnknownNear-White---NR--

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