| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Gable's Gold' | Small | Light-Green | - | - | Unknown | - | July into August | Freeman, Franc | .2011 |
| 'Galetta' | Large | Med-Green | Streaked | Yellow | Hybrid | Light-Purple | June into July | Ragus, Gerhard & Renate | .2016 |
| 'Gandy Dancer' | Medium | Blue/Green | - | - | Hybrid | - | June into July | Husemann, Jim | .2016 |
| 'Gathering of Eagles' | Large | Blue/Green | Streaked | Yellow | Hybrid | - | - | Elslager, Ed | .2005 |
| 'Geez Louise' | Medium | Yellow | - | - | Unknown | Med-Lavender | June into July | Asch, Stuart | .2010 |
| 'Geisha Limey Streaks' | Small | Yellow | Streaked | Green | Nat-Sport | Light-Purple | August to September | Brill, Kirk & Walek, Kevin | .2009 |
| 'Generous Jeff' | Large | Med-Green | - | - | Hybrid | - | June into July | Miller, Jeff & Thomas, A. | .2016 |
| 'Gentle Spirit' | Small | Med-Green | Marginal | White | Nat-Sport | Pale-Lavender | August to September | Zilis, Mark | .2009 |
| 'Georgia Sunrise' | Large | Yellow | - | - | Hybrid | Pale-Lavender | June into July | McDonell, Harold | .2014 |
| 'Gerrie's Gift' | Giant | Med-Green | Marginal | Yellow | Nat-Sport | Near-White | July into August | Frankenberger, J. & Van Ostrand, John | .2011 |
| 'Giantland Ice Princess' | Large | Blue/Green | Marginal | Yellow | Unknown | - | - | Miller, Jeff | --NR-- |
| 'Giantland Sunny Mouse Ears' | Miniature | Yellow | - | - | Hybrid | Light-Purple | July | Miller, Jeff, Meyer, Terry & Zilis, Mark | .2011 |
| 'Giantland Tantalize' | Giant | Dark-Green | Medial | Light Green | Nat-Sport | Near-White | June into July | Miller, Jeff | --NR-- |
| 'Gift of Sight' | Large | Light-Green | Marginal | White | TC Sport | Med-Lavender | August to September | Adams, Joy | .2010 |
| 'Giggling Greta' | Large | Med-Green | Marginal | Yellow | Unknown | Pale-Lavender | July | Beilstein, Doug & Mardy | .2018 |
| 'Gilded Teacup' | Medium | Med-Green | Marginal | Yellow | TC Sport | Near-White | June into July | Zilis, Mark | .2003 |
| 'Give Me Room' | Large | Dark-Green | - | - | Hybrid | Med-Lavender | June into July | Kwick, Charles | .2017 |
| 'Glad Rags' | Medium | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Lysne, Rod | .2006 |
| 'Glen Triumph' | Giant | Blue/Green | - | - | Hybrid | - | July into August | Serafin, Viktoria | .2008 |
| 'Glossy Ruffles' | Large | Med-Green | - | - | Hybrid | Med-Lavender | July into August | Ruff, Doug | .2016 |
| 'Gold Pan' | Medium | Yellow | - | - | Hybrid | Near-White | June into July | Aden, Paul | .1978 |
| 'Gold Seer' | Large | Yellow | - | - | Unknown | Pale-Lavender | July | Unknown & Zilis, Mark | .2010 |
| 'Gold Wing' | Medium | Light-Green | - | - | Unknown | - | June into July | Hamilton, Carolyn & Schulz, Ed | .2014 |
| 'Goldbrook Glimmer' | Medium | Blue/Green | Medial | Light Green | Nat-Sport | Pale-Lavender | July into August | Bond, Sandra & Walek, Kevin | .2009 |
| 'Golden Bouquet' | Large | Med-Green | - | - | Nat-Sport | Pale-Lavender | July into August | Benedict, Dr R. (Herb) & Kuenster, Rod | .2010 |
| 'Golden Eye' | Small | Yellow | - | - | Nat-Sport | Deep-Purple | July into August | Van Eechaute, Danny | --NR-- |
| 'Golden Falls' | Large | Yellow-Gold | - | - | Hybrid | Pale-Lavender | June into July | Ruff, Doug | .2018 |
| 'Golden Fantastic' | Medium | Yellow | - | - | Nat-Sport | Near-White | June | Unknown | --NR-- |
| 'Golden Harmony' | Medium | Yellow | - | - | Hybrid | Near-White | July into August | King, Herb & Gladys | .2018 |
| 'Golden Memories' | Large | Yellow | - | - | TC Sport | Near-White | July | Vaughn, Kevin & Walek, Kevin | .2009 |
| 'Golden Mouse' | Small | Yellow-Gold | - | - | Nat-Sport | Light-Purple | July | McDermott, Gary | --NR-- |
| 'Good Golly Miss Molly' | Large | Med-Green | Streaked | Yellow | Nat-Sport | Near-White | July into August | Asch, Stuart | .2004 |
| 'Good Night Irene' | Medium | Dark-Green | Marginal | White | Nat-Sport | Med-Lavender | August to September | Mulzer, Mark | .2005 |
| 'Gosan August Clouds' | Large | Yellow | - | - | Nat-Sport | Pale-Lavender | July into August | Schmid, W. George | --NR-- |
| 'Gosan Sigi Grey' | Large | Blue/Green | - | - | Hybrid | - | - | Schmid, W. George | .2009 |
| 'Gotham' | Giant | Blue/Green | - | - | Hybrid | - | July | Petryszyn, Olga | .2009 |
| 'Grace Wins' | Large | Dark-Green | Marginal | White | Hybrid | Pale-Lavender | June into July | Whitmer, Milt | .2018 |
| 'Grand One' | Medium | Dark-Green | Streaked | Yellow | Hybrid | - | June into July | Kuenster, Rod | .2008 |
| 'Grand Prix' | Small | Light-Green | - | - | Unknown | - | July into August | Ward, Dr Dick & Jane | .2009 |
| 'Grandpa's Love' | Medium | Dark-Green | Marginal | Yellow | Hybrid | Pale-Lavender | June into July | Hackbarth, Robert | .2015 |
| 'Grant Wood's Trail' | Medium | Med-Green | Medial | Yellow | Nat-Sport | - | July into August | Adams, Joy | .2010 |
| 'Grass Skirt' | Medium | Med-Green | - | - | Unknown | - | July into August | Schmidt, Bevie | .2009 |
| 'Great Lakes Green' | Large | Med-Green | - | - | Nat-Sport | Pale-Lavender | June into July | Ward, Dr Dick & Jane | .2014 |
| 'Great Lakes Lighthouse' | Medium | Blue/Green | Medial | White | Nat-Sport | - | June into July | Wilson, Chris | .2016 |
| 'Great Village' | Large | Yellow | - | - | Nat-Sport | Pale-Lavender | July into August | Haskins, Allen | .2011 |
| 'Great White Whale' | Large | Med-Green | Marginal | White | Nat-Sport | Near-White | June into July | Torvinen, Andy | .2018 |
| 'Green Beret' | Medium | Dark-Green | - | - | Nat-Sport | Med-Lavender | July into August | Snyder, Ron | .2002 |
| 'Green Blimp' | Large | Med-Green | - | - | Nat-Sport | Pure-White | June into July | Dammen, Mike | .2017 |
| 'Green Heron' | Giant | Blue/Green | - | - | Hybrid | - | June into July | Zilis, Mark | .2009 |
| 'Green Ivory' | Small | Dark-Green | Marginal | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Green Machine' | Large | Dark-Green | - | - | Unknown | Near-White | July into August | Livingston, Ron | --NR-- |
| 'Green Moon' | Large | Med-Green | - | - | Hybrid | Pale-Lavender | July | Wade, Van & Walek, Kevin | .2009 |
| 'Green Pin Stripe Sister' | Medium | Med-Green | - | - | Nat-Sport | Pale-Lavender | June into July | Freeman, Franc & Sally | --NR-- |
| 'Green Point' | Small | Med-Green | - | - | Nat-Sport | Deep-Purple | July into August | Van Eechaute, Danny | --NR-- |
| 'Green Skies' | Medium | Med-Green | - | - | TC Sport | Near-White | August to September | Wade, Van & Walek, Kevin | .2009 |
| 'Green Sleeve' | Medium | Med-Green | - | - | Nat-Sport | Pale-Lavender | July | Warmerdam, Piet | --NR-- |
| 'Green Summer Music' | Medium | Med-Green | - | - | Nat-Sport | Pale-Lavender | July | Unknown | --NR-- |
| 'Greenhead Badger Blue' | Large | Blue/Green | - | - | Hybrid | Pure-White | July into August | Finke, Chuck | .2009 |
| 'Greenhead Charlie's Pride' | Medium | Blue/Green | Medial | Yellow | Nat-Sport | Near-White | July into August | Finke, Chuck | .2009 |
| 'Greenhead Golden Pineapple' | Medium | Yellow | - | - | Hybrid | - | June into July | Finke, Chuck | .2009 |
| 'Greenhead Grey's Anatomy' | Large | Blue/Green | - | - | Unknown | Pale-Lavender | July into August | Finke, Chuck | .2009 |
| 'Greenie Weenie' | Medium | Yellow | - | - | Hybrid | - | June | Kuenster, Rod | .2009 |
| 'Greenway' | Medium | Med-Green | - | - | Nat-Sport | Pale-Lavender | June into July | Heemskerk, Gerardus | --NR-- |
| 'Gregory Ambrose Cleghorn' | Medium | Med-Green | - | - | Hybrid | Near-White | June into July | Chamberlain, Steve | .2006 |
| 'Greybeard' | Large | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | July into August | Carlson, Monty & Julie | .2013 |
| 'Grizzly Bear' | Large | Med-Green | - | - | Unknown | - | July into August | Schmidt, Bevie | .2009 |
| 'Gullivar' | Giant | Med-Green | - | - | Hybrid | Med-Lavender | June into July | Brown, Sandy | .2008 |
| 'Gunther's Circle' | Large | Med-Green | Streaked | Yellow | Nat-Sport | Pale-Lavender | July into August | Van Eechaute, Danny | --NR-- |
| 'Gunther's Rim' | Large | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2009 |
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