| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Gaga' | Small | Yellow | - | - | Unknown | Light-Purple | August | O'Harra, Russ & Walek, Kevin | .2009 |
| 'Gallant Heart' | Large | Blue/Green | - | - | Hybrid | Near-White | June into July | Powell, Loleta & Walek, Kevin | .2009 |
| 'Geisha Limey Streaks' | Small | Yellow | Streaked | Green | Sport | Light-Purple | August to September | Brill, Kirk & Walek, Kevin | .2009 |
| 'Gertie' | Medium | Dark-Green | Streaked | Green | Sport | Pale-Lavender | July | Riehl, Frank & Walek, Kevin | .2009 |
| 'Gilt By Association' | Medium | Med-Green | - | - | Hybrid | Pale-Lavender | August to October | Walek, Kevin | .2000 |
| 'Goblin' | Large | Med-Green | - | - | Hybrid | Pale-Lavender | July | Lydell, Ransom & Walek, Kevin | .2009 |
| 'Goldbrook Glimmer' | Medium | Blue/Green | Medial | Light Green | Sport | Pale-Lavender | July into August | Bond, Sandra & Walek, Kevin | .2009 |
| 'Golden Memories' | Large | Yellow | - | - | TC Sport | Near-White | July | Vaughn, Kevin & Walek, Kevin | .2009 |
| 'Golden Piecrust' | Large | Yellow | - | - | Sport | Pale-Lavender | July into August | Noffsinger, Coletta & Walek, Kevin | .2000 |
| 'Golden Rule' | Large | Yellow | - | - | Unknown | - | July | Seaver, Mildred & Walek, Kevin | .2009 |
| 'Goldfinger' | Miniature | Yellow | - | - | Unknown | Deep-Purple | August | Zumbar, Wm & Walek, Kevin | .2009 |
| 'Grand Forks' | Medium | Blue/Green | - | - | Hybrid | Pale-Lavender | July | Herold, Roy & Walek, Kevin | .2009 |
| 'Grand Gold' | Medium | Yellow | - | - | Sport | Light-Purple | July into August | Benedict, Dr Ralph (Herb) & Walek, Kevin | .2009 |
| 'Green Blade' | Medium | Med-Green | - | - | Sport | Light-Purple | July into August | Benedict, Dr Ralph (Herb) & Walek, Kevin | .2009 |
| 'Green Feather' | Medium | Dark-Green | - | - | Sport | Light-Purple | July into August | Benedict, Dr Ralph (Herb) & Walek, Kevin | .2009 |
| 'Green Moon' | Large | Med-Green | - | - | Hybrid | Pale-Lavender | July | Wade, Van & Walek, Kevin | .2009 |
| 'Green Skies' | Medium | Med-Green | - | - | TC Sport | Near-White | August to September | Wade, Van & Walek, Kevin | .2009 |
| 'Green Whiskers' | Small | Med-Green | - | - | Unknown | - | June into July | Seaver, Mildred & Walek, Kevin | .2009 |
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