| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Amazone' | Medium | Dark-Green | Medial | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2018 |
| 'Anna' | Medium | Light-Green | Marginal | White | Unknown | - | - | Heemskerk, Gerardus | --NR-- |
| 'Anne' | Medium | Med-Green | Marginal | Creamy Yellow | Nat-Sport | Pale-Lavender | June into July | Heemskerk, Gerardus | .2005 |
| 'Bad Boy' | Medium | Light-Green | - | - | TC Sport | Pale-Lavender | June into July | Heemskerk, Gerardus | --NR-- |
| 'Banana Kid' | Medium | Yellow | - | - | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2014 |
| 'Beach Boy' | Medium | Blue/Green | Medial | White | Nat-Sport | Pure-White | July into August | Heemskerk, Gerardus | .2011 |
| 'Blitz' | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Blue Stilton' | Medium | Blue/Green | - | - | Unknown | Med-Lavender | - | Heemskerk, Gerardus | --NR-- |
| 'Captain Adventure' | Small | Light-Green | Marginal | White | Nat-Sport | Pale-Lavender | July | Heemskerk, Gerardus | --NR-- |
| 'Captain's Adventure' | Medium | Light-Green | Marginal | White | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2009 |
| 'Catherine' | Medium | Blue/Green | Medial | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Christmas Song' | Medium | Dark-Green | Marginal | White | Unknown | Med-Lavender | - | Heemskerk, Gerardus | --NR-- |
| 'Colored Hulk' | Small | Dark-Green | Medial | White | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Cream Topping' | Medium | Blue/Green | Medial | White | Nat-Sport | Med-Lavender | - | Heemskerk, Gerardus | --NR-- |
| 'Dinky Donna' | Medium | Med-Green | Streaked | Yellow | Nat-Sport | Pale-Lavender | June into July | Heemskerk, Gerardus | .2011 |
| 'Dutch Flame' | Large | Med-Green | Marginal | White | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Enchiladas' | Large | Dark-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2015 |
| 'Firn Line' | Small | Blue/Green | Marginal | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2012 |
| 'Game Boy' | Large | Med-Green | Streaked | White | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Goldrush' | Medium | Blue/Green | Medial | Greenish White | Nat-Sport | Pale-Lavender | July | Heemskerk, Gerardus | --NR-- |
| 'Green Bag' | Medium | Med-Green | - | - | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2014 |
| 'Green Ivory' | Small | Dark-Green | Marginal | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Greenway' | Medium | Med-Green | - | - | Nat-Sport | Pale-Lavender | June into July | Heemskerk, Gerardus | --NR-- |
| 'Ilona' | Large | Blue/Green | Medial | White | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Karin' | Medium | Med-Green | Marginal | White | Nat-Sport | Pale-Lavender | July | Heemskerk, Gerardus | .2005 |
| 'La Donna' | Small | Light-Green | Marginal | Yellow | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Lady Guinevere' | Medium | Yellow | Marginal | Green | Nat-Sport | Pale-Lavender | July | Heemskerk, Gerardus | .2005 |
| 'Magic Island' | Small | Yellow | Marginal | Blue-Green | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Marble Eye' | Small | Med-Green | Medial | White | Unknown | - | - | Heemskerk, Gerardus | --NR-- |
| 'Monster Ears' | Medium | Med-Green | - | - | Nat-Sport | Near-White | July into August | Heemskerk, Gerardus | .2014 |
| 'Moody Blues' | Medium | Blue/Green | - | - | Unknown | Pale-Lavender | - | Oudolf, Piet & Heemskerk, Gerardus | --NR-- |
| 'Morning Star' | Medium | Yellow | Marginal | Green | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'My Lucky Star' | Medium | Blue/Green | Marginal | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2012 |
| 'Party Popper' | Medium | Blue/Green | Streaked | White | TC Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Patricia' | Medium | Blue/Green | Marginal | Chartreuse | Nat-Sport | Pale-Lavender | July | Heemskerk, Gerardus | .2005 |
| 'Post-it' | Medium | Blue/Green | - | - | Nat-Sport | Near-White | July into August | Heemskerk, Gerardus | .2012 |
| 'Roxsanne' | Large | Light-Green | - | - | Nat-Sport | Med-Lavender | July | Heemskerk, Gerardus | .2005 |
| 'Sting' | Medium | Dark-Green | Marginal | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Sunny Halcyon' | Medium | Yellow | - | - | Nat-Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | --NR-- |
| 'Sunset Grooves' | Medium | Light-Green | Marginal | Dark Green | Nat-Sport | Near-White | July into August | Heemskerk, Gerardus | .2011 |
| 'Tango' | Medium | Dark-Green | Marginal | Yellow | Nat-Sport | Pure-White | July | Heemskerk, Gerardus | .2005 |
| 'Timeless Beauty' | Medium | Blue/Green | Medial | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Whirly Pop' | Medium | Blue/Green | Medial | White | Nat-Sport | Pale-Lavender | July | Heemskerk, Gerardus | --NR-- |
| 'White Feather' | Medium | Med-Green | Streaked | White | Nat-Sport | Light-Purple | July | Heemskerk, Gerardus | .2005 |
| 'White Triumphator' | Small | Med-Green | - | - | Hybrid | Pure-White | - | Oudolf, Piet & Heemskerk, Gerardus | --NR-- |
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