| No. | Cultivar Name | Source | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
|
1
| 'Geneva Stark' | Purtymun, Charles & Hyslop, Jay | Medium | Med-Green | Medial | White | Sport | Light-Purple | July | .1999 |
|
2
| 'Gentle Giant' | Black, Paul | Large | Blue/Green | - | - | Hybrid | Pale-Lavender | June | .2005 |
|
3
| 'Giant Piecrust' | Tompkins, Cynthia | Large | Med-Green | - | - | Unknown | - | - | --NR-- |
|
4
| 'Gilt Edge' | Tompkins, Chet & Ruh, Peter | Large | Blue/Green | Marginal | Creamy White | Sport | Near-White | June into July | .2002 |
|
5
| 'Glacial Lake' | Purtymun, Charles & Hyslop, Jay | Large | Blue/Green | - | - | Hybrid | Pale-Lavender | July | .1999 |
|
6
| 'Gold Heart' | Heims, Dan & Terra Nova Nurseries | Small | Yellow | Marginal | Green | Sport | Light-Purple | July | --NR-- |
|
7
| 'Golden Galleon' | Tompkins, Chet | Medium | Yellow | - | - | Hybrid | - | - | --NR-- |
|
8
| 'Golden Opportunity' | Heims, Dan | Medium | Yellow | - | - | TC Sport | Med-Lavender | July into August | --NR-- |
|
9
| 'Golden Shimmer' (Joy Creek) | Joy Creek Nursery | Large | Light-Green | - | - | Hybrid | Pale-Lavender | - | --NR-- |
|
10
| 'Gracious Lady' | Tompkins, Chet | - | - | - | - | Unknown | - | - | --NR-- |
|