| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Paddle Boat' | Small | Dark-Green | | | Hybrid | Light-Purple | | Wilson, Chris | --NR-- |
| 'Paisley Art' | Medium | Dark-Green | Streaked | White | TC Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2012 |
| 'Paisley Border' | Medium | Dark-Green | Marginal | White | Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2012 |
| 'Palatina On Stage' | Large | Yellow | - | - | Sport | Pale-Lavender | July | Kirschenlohr, Andreas | --NR-- |
| 'Pals' | Medium | Light-Green | Marginal | White | Sport | Pale-Lavender | June into July | Skaggs, Virginia & Skaggs, Brian & Gilligan, Madelon | .2015 |
| 'Pandora' | Medium | Light-Green | - | - | Unknown | - | - | Goodwin, Randy | .2014 |
| 'Papa's Gold' | Medium | Yellow | - | - | Hybrid | Near-White | June | Snyder, Ron | .2000 |
| 'Paradise Excitation' | Medium | Light-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Fransen, Marco | --NR-- |
| 'Paradise Power' | Large | Yellow | Marginal | Green | Sport | Pale-Lavender | July | Fransen, Marco | --NR-- |
| 'Paradise Restored' | Medium | Dark-Green | - | - | Sport | - | July into August | Zilis, Mark | .2010 |
| 'Parisian Silk' | Medium | Blue/Green | - | - | Hybrid | Med-Lavender | August to September | Dean, Don | .2009 |
| 'Patriot's Fire Reversed' | Large | Light-Green | Medial | White | TC Sport | Med-Lavender | July into August | Zilis, Mark | --NR-- |
| 'Paul's Blue Wonder' | Giant | Blue/Green | | | Hybrid | Pale-Lavender | June into July | Kwick, Charles | .2021 |
| 'Peace Pipe' | Small | Dark-Green | Streaked | White | Unknown | - | July into August | Goodwin, Randy | .2005 |
| 'Pebble Creek Doggone Nice' | Large | Yellow | | - | Hybrid | Med-Lavender | July | Livingston, Ron & Kovalcsik, Joanna | .2020 |
| 'Pebble Creek Grey Roses' | Large | Blue/Green | | - | Hybrid | Near-White | June into July | Kovalcsik, Joanna | .2020 |
| 'Pebble Creek Nightscape' | Medium | Dark-Green | | - | Hybrid | Med-Lavender | August to September | Kovalcsik, Joanna | .2020 |
| 'Pebble Creek Shamayin Mayim' | Medium | Blue/Green | - | - | Hybrid | - | - | Kovalcsik, Joanna | .2019 |
| 'Pebble Creek Silver Sensation' | Medium | Med-Green | | - | Unknown | Near-White | July | Kovalcsik, Joanna | .2020 |
| 'Peek-a-boo Purple' | Medium | Med-Green | | - | Hybrid | Med-Lavender | July into August | Dean, Don | .2011 |
| 'Pegasus' | Small | Med-Green | Medial | White | Sport | Pale-Lavender | June into July | Ruh, Peter & Ruh, Jean | .2001 |
| 'Pete's Design' | Giant | Blue/Green | Streaked | White | Hybrid | Pale-Lavender | June into July | de Rooij, Piet | .2015 |
| 'Pickle Puss' | Medium | Blue/Green | | | Unknown | | | Chopko, Dave | --NR-- |
| 'Pie à la Mode' | - | Dark-Green | Marginal | White | TC Sport | - | July into August | Zilis, Mark | .2010 |
| 'Pie in the Sky' | Large | Med-Green | Streaked | Yellow | Hybrid | Med-Lavender | July into August | Elslager, Ed | .2003 |
| 'Piedmont Honey' | Large | Yellow | Marginal | Blue-Green | Sport | Near-White | June into July | Tomashek, Cindy | .2007 |
| 'Pin Stripe Sister' | Medium | Med-Green | Streaked | White | Hybrid | Pale-Lavender | June into July | Vaughn, Kevin & Ward, Dr Dick & Ward, Jane | .2009 |
| 'Pinani Splash' | Large | Blue/Green | Medial | Yellow | Sport | Med-Lavender | July into August | Pinder, Jeff | .2010 |
| 'Pinotte' | Large | Blue/Green | | | Unknown | | | Bastille, Jocelyne | --NR-- |
| 'Pioneer' | Giant | Dark-Green | - | - | Unknown | Pale-Lavender | June into July | Tompkins, Chet | .1984 |
| 'Pistol' | Large | Dark-Green | Streaked | White | Unknown | - | - | Benedict, Dr Ralph (Herb) | --NR-- |
| 'Pitch Black' | - | Dark-Green | - | - | Sport | - | July into August | Schwarz, Jim | .2010 |
| 'Pixie Dust' | Miniature | Med-Green | Streaked | Speckles | Unknown | - | July | Goodwin, Randy | .2009 |
| 'Pixie Power' | Small | Med-Green | Medial | White | Hybrid | Light-Purple | August | Unknown & Zilis, Mark | .2010 |
| 'Planet X' | Medium | Blue/Green | - | - | Unknown | Pale-Lavender | July into August | Deckert, Emile & Deckert, Jane | .2005 |
| 'Platinum Tiara' | Medium | Med-Green | Marginal | White | TC Sport | Light-Purple | July into August | Walters Gardens | .1987 |
| 'Plebe's Blues' | Medium | Blue/Green | Streaked | Yellow | Sport | Med-Lavender | July | McBurney, Jim & McBurney, Lois & Donsky, George | .2004 |
| 'Poke Sally' | Medium | Dark-Green | Marginal | White | Sport | Pale-Lavender | June into July | Kuk, Bob | .2011 |
| 'Poker' | Medium | Blue/Green | - | - | Hybrid | - | - | Van Eechaute, Danny | .2009 |
| 'Polished Emeralds' | Medium | Dark-Green | - | - | Unknown | Deep-Purple | - | Duncan, Mary Jo | .2014 |
| 'Prairie Magic' | Large | Yellow | Medial | Green | TC Sport | Pale-Lavender | July | Zilis, Mark | .2003 |
| 'Prairie Sky' | Medium | Blue/Green | - | - | Hybrid | Pale-Lavender | July into August | Hansen, Hans & Shady Oaks Nursery | .2005 |
| 'Precious Metal' | Small | Med-Green | - | - | TC Sport | Med-Lavender | July into August | Zilis, Mark | .2009 |
| 'Presence of Mind' | Large | Med-Green | - | - | Hybrid | Light-Purple | July into August | Livingston, Ron | --NR-- |
| 'President's Choice' | Large | Blue/Green | - | - | Hybrid | Near-White | June | Moldovan, Steve | .1983 |
| 'Prestige and Promise' | Medium | Med-Green | Medial | Yellow | TC Sport | Near-White | June into July | Bergeron, Amy | .2008 |
| 'Pretty Kitty' | Medium | Dark-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Elslager, Ed | .1999 |
| 'Primal Fear' | Large | Med-Green | Marginal | White | Unknown | Near-White | July | Asch, Stuart | .2009 |
| 'Prime Meridian' | Large | Blue/Green | Marginal | Yellow | Unknown | Pale-Lavender | June into July | Chastain, Mary & Goodwin, Randy | .2005 |
| 'Prince of Wales' | Giant | Med-Green | - | - | Hybrid | Near-White | June into July | Grenfell, Diana | .2012 |
| 'Private Dancer' | Medium | Blue/Green | - | - | Sport | Pale-Lavender | August to September | Van Eechaute, Danny | .2009 |
| 'Proud Papa' | Medium | Blue/Green | Medial | Yellow | Unknown | | | Kuenster, Rod | --NR-- |
| 'Psalms' | Medium | Light-Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Malloy, Alex | .2004 |
| 'Puck' | Small | Med-Green | - | - | TC Sport | Pale-Lavender | June | Zilis, Mark | .2003 |
| 'Purple Haze' | Large | Blue/Green | - | - | Unknown | - | - | Janssen, Bill | --NR-- |
| 'Purple Moon' | Medium | Yellow | - | - | Hybrid | Light-Purple | July into August | Adams, Joy | .2010 |
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