| Cultivar Name | Source | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
| 'Gay Search' | Ford, Richard & Mary | Large | Blue/Green | - | - | Nat-Sport | Pale-Lavender | July into August | .2004 |
| 'George Smith' | Smith, George | Large | Yellow | Marginal | Blue-Green | Nat-Sport | Near-White | June into July | .1983 |
| 'Gold Flush' | Bloom, Alan | Medium | Blue/Green | Marginal | White | Nat-Sport | Light-Purple | July | .1984 |
| 'Gold Haze' | Smith, Eric & BHHS | Large | Yellow | - | - | Hybrid | Pale-Lavender | July into August | .1988 |
| 'Gold Leaf' | Smith, Eric | Large | Yellow | - | - | Hybrid | Pale-Lavender | July into August | .1988 |
| 'Gold Strike' | Unknown | - | Yellow | - | - | Unknown | - | - | --NR-- |
| 'Gold Vein' | Smith, Eric & BHHS | Large | Yellow | - | - | Unknown | - | - | .1988 |
| 'Goldbrook' | Bond, Sandra | Large | Med-Green | Marginal | White | Unknown | Pale-Lavender | July | .1989 |
| 'Goldbrook Form' | Bond, Sandra | Miniature | Med-Green | - | - | Nat-Sport | Light-Purple | July | --NR-- |
| 'Goldbrook Galleon' | Bond, Sandra | Large | Yellow | - | - | Unknown | Pale-Lavender | July | --NR-- |
| 'Goldbrook Gayle' | Bond, Sandra | Large | Med-Green | Medial | Yellow | Nat-Sport | Pale-Lavender | June into July | --NR-- |
| 'Goldbrook Gaynor' | Bond, Sandra | Medium | Blue/Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | - | --NR-- |
| 'Goldbrook Genie' | Bond, Sandra | Medium | Med-Green | - | - | Hybrid | Pale-Lavender | July | .1989 |
| 'Goldbrook Ghost' | Bond, Sandra | Medium | Med-Green | - | - | Unknown | - | - | --NR-- |
| 'Goldbrook Girl' | Bond, Sandra | Small | Yellow | - | - | Unknown | - | - | --NR-- |
| 'Goldbrook Glamour' | Bond, Sandra | Medium | Med-Green | Marginal | Yellow | Hybrid | Med-Lavender | July into August | --NR-- |
| 'Goldbrook Gleam' | Bond, Sandra | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Med-Lavender | July | --NR-- |
| 'Goldbrook Glimmer' | Bond, Sandra & Walek, Kevin | Medium | Blue/Green | Medial | Light Green | Nat-Sport | Pale-Lavender | July into August | .2009 |
| 'Goldbrook Glory' | Bond, Sandra | Large | Dark-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | June into July | --NR-- |
| 'Goldbrook Gold' | Bond, Sandra | Large | Yellow | - | - | Hybrid | - | - | .1989 |
| 'Goldbrook Good Gracious' | Bond, Sandra | Medium | Yellow | Marginal | Green | Nat-Sport | Near-White | June into July | --NR-- |
| 'Goldbrook Grace' | Bond, Sandra | Small | Yellow | Marginal | Green | TC Sport | Pale-Lavender | June into July | .1989 |
| 'Goldbrook Gratis' | Bond, Sandra | Large | Med-Green | Marginal | White | Nat-Sport | Med-Lavender | July | --NR-- |
| 'Goldbrook Grayling' | Bond, Sandra | Small | Blue/Green | - | - | Unknown | - | - | --NR-- |
| 'Goldbrook Grebe' | Bond, Sandra | Medium | Med-Green | - | - | Hybrid | - | - | --NR-- |
| 'Goldbrook Greengage' | Chrystal, Ian & Bond, Sandra | - | Med-Green | - | - | Unknown | - | - | --NR-- |
| 'Goldbrook Greenheart' | Bond, Sandra | Medium | Med-Green | - | - | Unknown | - | - | --NR-- |
| 'Goldbrook Surprise' | Bond, Sandra | - | - | - | - | Unknown | - | - | --NR-- |
| 'Golden Age' | Smith, Eric & BHHS | Large | Yellow | - | - | Hybrid | - | - | .1988 |
| 'Golden Glimmer' | Lewis, Alan | - | Yellow-Gold | - | - | Duplicate | - | - | --NR-- |
| 'Golden Haze' | Duplicate Name | - | - | - | - | Duplicate | - | - | --NR-- |
| 'Golden Honey' (Lewis) | Lewis, Alan | - | Yellow | - | - | Unknown | - | - | --NR-- |
| 'Golden Honey' (Smith) | Smith, Eric | - | Yellow | - | - | Unknown | - | - | --NR-- |
| 'Golden Isle' (Smith) | Smith, Eric | Small | Med-Green | Medial | Yellow | Unknown | Near-White | July into August | --NR-- |
| 'Golden Mouse' | McDermott, Gary | Small | Yellow-Gold | - | - | Nat-Sport | Light-Purple | July | --NR-- |
| 'Golden Oriole' | Smith, Eric & BHHS | Large | Yellow | - | - | Hybrid | Pale-Lavender | August | .1988 |
| 'Golden Plum' | Lewis, Alan & Ruh, Peter | Medium | Yellow | - | - | Nat-Sport | Light-Purple | August | .1997 |
| 'Golden Spritzer' | Milton, Roy & Yvonne | Large | Yellow | - | - | Nat-Sport | Med-Lavender | August to September | --NR-- |
| 'Goldsmith' | Smith, Eric & BHHS | Medium | Light-Green | - | - | Hybrid | Pale-Lavender | July | .1988 |
| 'Granary Gold' | Smith, Eric & BHHS | Large | Yellow | - | - | Hybrid | Pale-Lavender | July | .1988 |
| 'Great Expectations' | Bond, John & Aden, Paul | Medium | Blue/Green | Medial | Yellow | Nat-Sport | Pure-White | June into July | .1988 |
| 'Green Guppy' | Bowden,Roger & Ann | Miniature | Light-Green | - | - | Unknown | Light-Purple | - | --NR-- |
| 'Green With Envy' | Bond, Sandra | Medium | Yellow | Marginal | Dark Green | Nat-Sport | Light-Purple | June into July | .2000 |
| 'Greenkeeper' | Jolliffe, Thomas | - | Med-Green | - | - | Hybrid | Near-White | - | --NR-- |
| 'Grey Goose' | Smith, Eric & BHHS | Medium | Blue/Green | - | - | Unknown | Pale-Lavender | July | .1988 |
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