| Cultivar Name | Source | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
| 'Paiute' | Wade, Van | Large | Blue/Green | - | - | Unknown | - | - | --NR-- |
| 'Paleface' | Wade, Van | Medium | Med-Green | Medial | White | Nat-Sport | - | - | --NR-- |
| 'Pangaea' | Wade, Van | Giant | Blue/Green | - | - | Unknown | - | - | --NR-- |
| 'Parky's Perfection' | Ruh, Peter | Medium | Dark-Green | Medial | Yellow | Nat-Sport | Med-Lavender | June into July | .2002 |
| 'Passionate Purple' | Kuk, Bob | Large | Dark-Green | - | - | Hybrid | Deep-Purple | August to October | .2005 |
| 'Pat Raeder' | Kuk, Bob | Medium | Blue/Green | Marginal | Yellow | Unknown | Med-Lavender | July | .2011 |
| 'Patagonian' | Wade, Van | Giant | Blue/Green | - | - | Unknown | Near-White | July | --NR-- |
| 'Patent Leather' | Wade, Van & Elslager, Ed | Medium | Med-Green | - | - | Unknown | Med-Lavender | July into August | .2001 |
| 'Patrician' | Skrocki, Ed & Avent, Tony | Medium | Med-Green | Marginal | White | Unknown | Light-Purple | August | .1999 |
| 'Patricia's Paragon' | Skrocki, Ed & Avent, Tony | Medium | Dark-Green | Marginal | Yellow | Unknown | Light-Purple | August | .1999 |
| 'Patriot Games' | Graves, Butch | Small | Dark-Green | Medial | Light Green | Nat-Sport | - | July into August | .2009 |
| 'Patriotic' | Wade, Van | Medium | Med-Green | Medial | White | Nat-Sport | Med-Lavender | July into August | --NR-- |
| 'Paul's Glory' | Hofer, Paul & Linda & Ruh, Peter | Large | Yellow | Marginal | Blue-Green | Nat-Sport | Pale-Lavender | July into August | .1987 |
| 'Pawnee' | Wade, Van | Large | Med-Green | - | - | Unknown | - | - | --NR-- |
| 'Pearly Gates' | Beilstein, Doug & Mardy | Medium | Blue/Green | Marginal | White | Hybrid | Pale-Lavender | July into August | .2012 |
| 'Pebble Creek' | Beilstein, Doug & Mardy | Large | Light-Green | - | - | Hybrid | Med-Lavender | June into July | .2013 |
| 'Pebbles' | Wade, Van | Large | Blue/Green | - | - | Hybrid | Near-White | June into July | .2007 |
| 'Peg O' My Heart' | Wade, Van & Ward, Dr Dick & Jane | Large | Light-Green | - | - | Hybrid | Near-White | June into July | .2015 |
| 'Pegasus' | Ruh, Peter & Jean | Small | Med-Green | Medial | White | Nat-Sport | Pale-Lavender | June into July | .2001 |
| 'Pennies from Heaven' | Ward, Dr Dick & Jane | Medium | Light-Green | - | - | Hybrid | - | - | .2009 |
| 'Peppermint Cream' | Hatfield, Handy & Walek, Kevin | Large | Yellow | Marginal | Greenish White | Nat-Sport | Pale-Lavender | July | .2009 |
| 'Perky' | Wade, Van | Medium | Med-Green | Medial | White | Unknown | - | July | .1999 |
| 'Perry's True Blue' | Gruelleman, J. & Hofer, Paul & Linda & Ruh, Peter | Large | Blue/Green | - | - | Hybrid | Near-White | June | .1981 |
| 'Pete's Passion' | Ruh, Peter | Large | Yellow | Marginal | Dark Green | Nat-Sport | Pale-Lavender | July into August | .1997 |
| 'Petticoat Junction' | Beilstein, Doug & Mardy | Medium | Blue/Green | Streaked | White | Hybrid | Pale-Lavender | July into August | .2013 |
| 'Photo Finish' | Kuk, Bob | Large | Blue/Green | Medial | Light Yellow | Hybrid | Near-White | June into July | .1988 |
| 'Piccadilly Circus' | Ruh, Peter & Jean | Medium | Dark-Green | - | - | Unknown | - | August to September | .2005 |
| 'Pillow Talk' | Ward, Dr Dick & Jane | Large | Med-Green | Marginal | White | Hybrid | - | July into August | .2009 |
| 'Pin-up Girl' | Beilstein, Doug & Mardy | Large | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | June into July | --NR-- |
| 'Pixie Vamp' | Ward, Dr Dick & Jane | Small | Dark-Green | Marginal | White | Hybrid | Light-Purple | July | .1996 |
| 'Planet Earth' | Wade, Van | Large | Blue/Green | - | - | Unknown | - | - | --NR-- |
| 'Planet Jupiter' | Wade, Van | Large | Med-Green | - | - | Unknown | - | - | --NR-- |
| 'Planet Mars' | Wade, Van | Giant | Blue/Green | - | - | Unknown | - | - | --NR-- |
| 'Planet Neptune' | Wade, Van | Giant | Blue/Green | - | - | Unknown | - | - | --NR-- |
| 'Play it Again, Sam' | Beilstein, Doug & Zilis, Mark | Medium | Med-Green | Streaked | White | Hybrid | - | August to September | .2010 |
| 'Playboy' | Ward, Dr Dick & Jane | Small | Med-Green | - | - | Hybrid | Near-White | June into July | .2015 |
| 'Pocohontas' | Wade, Van | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | July into August | --NR-- |
| 'Poke Sally' | Kuk, Bob | Medium | Dark-Green | Marginal | White | Nat-Sport | Pale-Lavender | June into July | .2011 |
| 'Ponytail' | Beilstein, Doug & Zilis, Mark | Large | Med-Green | Streaked | Yellow | Hybrid | - | July into August | .2009 |
| 'Pottawatomi' | Wade, Van | Large | Blue/Green | - | - | Unknown | - | - | --NR-- |
| 'Prairie Fire' | Kuk, Bob | Medium | Yellow | - | - | Hybrid | Near-White | July | .1994 |
| 'Prairie Rainbow' | Beilstein, Doug & Zilis, Mark | Large | Dark-Green | Streaked | Speckles | Unknown | - | July | .2010 |
| 'President's Choice' | Moldovan, Steve | Large | Blue/Green | - | - | Hybrid | Near-White | June | .1983 |
| 'Pretty Peggy' | Wade, Van | Medium | Yellow | - | - | Hybrid | - | - | .1999 |
| 'Prince of Aquitaine' | Zumbar, Wm | Medium | Light-Green | - | - | Unknown | Med-Lavender | July | --NR-- |
| 'Princetta' | Balthemeau, Princetta & Wade, Van | Large | Light-Green | Marginal | Dark Green | Unknown | Near-White | September | --NR-- |
| 'Puckered Cup' | Wade, Van | Large | Blue/Green | - | - | Unknown | Near-White | June | --NR-- |
| 'Puckered Green' | Wade, Van | Medium | Med-Green | - | - | Unknown | Pale-Lavender | June into July | --NR-- |
| 'Puckered Green Cup' | Wade, Van | Large | Dark-Green | - | - | Unknown | - | - | --NR-- |
| 'Punky' | Kuk, Bob | Medium | Yellow | Marginal | Greenish White | Nat-Sport | Pale-Lavender | July into August | .1999 |
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