| Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Abba Fragrant High' | - | - | - | - | Unknown | - | - | Aden, Paul | --NR-- |
| 'Abba High Bidder' | Medium | Med-Green | Medial | Yellow | Unknown | - | - | Aden, Paul | --NR-- |
| 'Aces High' | Medium | Med-Green | - | - | Hybrid | - | - | Beilstein, Doug | --NR-- |
| 'Bohemia High Torque' | Medium | Med-Green | Streaked | White | Unknown | | | Mirka, Vladimir | --NR-- |
| 'Giantland Royal Highness' | Large | Med-Green | Streaked | Yellow | Unknown | - | - | Miller, Jeff | --NR-- |
| 'Gold High Fat Cream' | Large | Yellow | - | - | Sport | Pale-Lavender | July into August | Aden, Paul | --NR-- |
| 'Golden High' | Large | Light-Green | - | - | Unknown | - | - | Goodwin, Randy | --NR-- |
| 'Golden High Fat Cream' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
| 'High and Mighty' | Large | Blue/Green | Medial | Yellow | Hybrid | Near-White | July | Elslager, Ed | .2003 |
| 'High Beam' | Medium | Med-Green | Streaked | White | Unknown | - | - | Lydell, Ransom | --NR-- |
| 'High Bid' | Medium | Med-Green | Marginal | White | Sport | - | - | Malloy, Alex | --NR-- |
| 'High Cliff' | - | - | - | - | Hybrid | - | - | Moore, Jeff | --NR-- |
| 'High Command' | Large | Dark-Green | - | - | Hybrid | - | - | Malloy, Alex | --NR-- |
| 'High Country' | Medium | Dark-Green | Medial | White | Sport | Pale-Lavender | July into August | Benfield, Jeff | .2004 |
| 'High Diver' | Medium | Dark-Green | Marginal | Yellow | Unknown | Pale-Lavender | August to September | Van Ostrand, John | .2005 |
| 'High Fashion' | Large | Blue/Green | Medial | White | Sport | Pale-Lavender | July | Hansen, Hans | --NR-- |
| 'High Fat Cream' | Large | Light-Green | Streaked | Speckles | Hybrid | Pale-Lavender | July into August | Shaw, Florence & Aden, Paul | .1976 |
| 'High Fidelity' | Large | Yellow | - | - | Hybrid | Pale-Lavender | June into July | Gilligan, Madelon | .2013 |
| 'High Five' | Small | Dark-Green | Marginal | White | Sport | Med-Lavender | July | Snyder, Ron | .2002 |
| 'High Flyer' | Small | Med-Green | Streaked | - | Unknown | Med-Lavender | - | Lydell, Ransom | --NR-- |
| 'High Gloss' | - | - | - | - | Unknown | - | - | Unknown | --NR-- |
| 'High Heels' | Large | Med-Green | Streaked | Yellow | Hybrid | Pale-Lavender | June into July | Elslager, Ed | .2002 |
| 'High Impact' | Large | Blue/Green | - | - | Hybrid | Med-Lavender | June into July | Gilligan, Madelon | .2013 |
| 'High Jinks' | - | - | - | - | Unknown | - | - | Unknown | --NR-- |
| 'High Kicker' | Medium | Med-Green | - | - | Hybrid | Pale-Lavender | August | Aden, Paul | .1987 |
| 'High Noon' | Large | Yellow | - | - | Unknown | Pale-Lavender | June into July | Seaver, Mildred | .2004 |
| 'High Pockets Gold' | Medium | Yellow | - | - | Hybrid | - | - | Zumbar, Wm | --NR-- |
| 'High Radiation' | Medium | Med-Green | - | - | Unknown | - | August to September | Lydell, Ransom & Walek, Kevin | .2009 |
| 'High School Colors' | Medium | Med-Green | Marginal | Yellow | Hybrid | Pale-Lavender | June into July | Nyikos, Frank | .2019 |
| 'High Society' | Small | Blue/Green | Medial | White | Sport | Pale-Lavender | July | Hansen, Hans & Shady Oaks Nursery | .2004 |
| 'High Standard' | Large | Med-Green | Marginal | White | Sport | Pure-White | August | Benedict, Dr Ralph (Herb) | --NR-- |
| 'High Style' | Large | Yellow | - | - | Hybrid | Pale-Lavender | July | Benedict, Dr Ralph (Herb) | .1984 |
| 'High Tide' | Medium | Blue/Green | - | - | Hybrid | Pale-Lavender | August to October | Hansen, Hans | .2005 |
| 'High Top' | Large | Med-Green | Marginal | White | Unknown | Med-Lavender | - | Carlson, Monty & Carlson, Julie | --NR-- |
| 'High Voltage' | Medium | Med-Green | Medial | Yellow | Sport | Pale-Lavender | July | Van den Top, Jan | --NR-- |
| 'High Wire' | Small | Med-Green | - | - | Unknown | Med-Lavender | July | Lydell, Ransom | .1995 |
| 'High, Wide, and Handsome' | Giant | Blue/Green | - | - | Hybrid | Near-White | June into July | Elslager, Ed | .2003 |
| 'Highgrove' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
| 'Highland Fling' | Giant | Med-Green | Marginal | White | Hybrid | - | - | Ward, Dr Dick & Ward, Jane | .2012 |
| 'High-rise' | Medium | Med-Green | Marginal | Yellow | Hybrid | Pale-Lavender | July into August | Elslager, Ed | .2003 |
| 'Holar High Waves' | Medium | Yellow | - | - | Hybrid | - | - | Van Keer, Ronny | --NR-- |
| 'Holar Purple Highness' | Medium | Yellow | - | - | Hybrid | - | - | Van Keer, Ronny | --NR-- |
| 'Kempen Sky High' | Medium | Blue/Green | - | - | Hybrid | Light-Purple | July into August | Butaye, Patrick | .2015 |
| 'King's Highcliff Castle' | Medium | Blue/Green | - | - | Unknown | - | - | King, Herb | --NR-- |
| 'Kiwi Highlights' | Medium | Med-Green | Streaked | Speckles | Hybrid | - | - | Sligh, Barry | --NR-- |
| 'North Pacific High' | Large | Blue/Green | - | - | Unknown | - | - | Tompkins, Chet & Ruh, Peter & Ruh, Jean | .2001 |
| 'Riding High' | Giant | Dark-Green | - | - | Unknown | - | June into July | Ward, Dr Dick & Ward, Jane | .2014 |
| 'Rocky Mountain High' | Large | Med-Green | Marginal | Yellow | Hybrid | Pale-Lavender | June into July | Kuk, Bob | .1991 |
| 'Rosedale High Flyer' | Medium | Dark-Green | Streaked | White | Hybrid | - | - | Hadrava, Jerry | .1999 |
| 'Royal Highness' | Medium | Yellow | - | - | Unknown | - | - | Minks, Eldren | --NR-- |
| 'Royal Highness Abrielle' | - | - | - | - | Unknown | - | - | Unknown | --NR-- |
| 'Sea High Noon' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
| 'Sky High' | Giant | Blue/Green | - | - | Hybrid | Pale-Lavender | July into August | Elslager, Ed | .2005 |
| 'The High Life' | Medium | Yellow | Marginal | Green | TC Sport | Pale-Lavender | July into August | Barta, Jack & Micheletti, Tom & Zilis, Mark | .2012 |
| 'Tropical Highland' | Large | Dark-Green | - | - | Unknown | Pale-Lavender | July | Hanson, Curt | --NR-- |
| 'Valley's High Tech' | Small | Med-Green | - | - | Unknown | - | - | Linneman, Jeroen | --NR-- |
| 'Valley's High Way' | Medium | Blue/Green | - | - | Unknown | - | - | Linneman, Jeroen | --NR-- |
| 'Yellow High' | Large | Yellow | - | - | Duplicate | - | - | Owens, Clarence | .1990 |
| 'Yellow Highness' | Large | Yellow | - | - | Hybrid | - | - | Owens, Clarence | .1990 |
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