| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Paisley Art' | Medium | Dark-Green | Streaked | White | TC Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2012 |
| 'Pale River' | Small | Yellow | - | - | Unknown | - | July into August | Schulz, Ed | .2014 |
| 'PAL's First Blue' | Medium | Blue/Green | Marginal | White | Unknown | Pale-Lavender | August to September | Lehtola, Paula | .2008 |
| 'Pamela San Martin' | Medium | Light-Green | Medial | White | Sport | Pale-Lavender | June | Balletta, Patricia | .1988 |
| 'Pandemonium' | Miniature | Med-Green | Streaked | White | Hybrid | Light-Purple | October | Abe, Hiroshi & Zilis, Mark | .2009 |
| 'Pandora' | Medium | Light-Green | - | - | Unknown | - | - | Goodwin, Randy | .2014 |
| 'Panning for Gold' | Medium | Yellow | - | - | Hybrid | - | July into August | Freeman, Franc & Freeman, Sally | .2009 |
| 'Paper Lantern' | Medium | Blue/Green | - | - | Hybrid | Pale-Lavender | June into July | Skaggs, Virginia & Skaggs, Brian & Gilligan, Madelon | .2015 |
| 'Paradise Breeze' | Medium | Dark-Green | Marginal | White | Sport | Med-Lavender | July into August | Fransen, Marco | --NR-- |
| 'Paradise Excitation' | Medium | Light-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Fransen, Marco | --NR-- |
| 'Paradise Glimmer' | Medium | Blue/Green | Medial | Green | Sport | Pale-Lavender | July into August | Fransen, Marco | --NR-- |
| 'Paradise Power' | Large | Yellow | Marginal | Green | Sport | Pale-Lavender | July | Fransen, Marco | --NR-- |
| 'Paradise Stripes' | Large | Med-Green | Marginal | White | Sport | Pale-Lavender | July into August | Fransen, Marco | --NR-- |
| 'Paradise Sunshine' | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | August to September | Fransen, Marco | --NR-- |
| 'Parchment Paper' | Medium | Light-Green | - | - | Hybrid | Med-Lavender | July into August | Beikmann, Stan | .2016 |
| 'Parthenon' | Medium | Light-Green | Streaked | Speckles | Sport | Pure-White | August to September | Zilis, Mark | .2010 |
| 'Party Popper' | Medium | Blue/Green | Streaked | White | TC Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2011 |
| 'Pastels' | Miniature | Light-Green | - | - | Hybrid | Med-Lavender | - | Skaggs, Virginia & Skaggs, Brian & Gilligan, Madelon | .2015 |
| 'Pat Raeder' | Medium | Blue/Green | Marginal | Yellow | Unknown | Med-Lavender | July | Kuk, Bob | .2011 |
| 'Pathway Foundling' | Small | Dark-Green | Medial | Yellow | Unknown | - | July into August | Goodwin, Randy | .2016 |
| 'Patricia's Paragon' | Medium | Dark-Green | Marginal | Yellow | Unknown | Light-Purple | August | Skrocki, Ed & Avent, Tony | .1999 |
| 'Patriot Games' | Small | Dark-Green | Medial | Light Green | Sport | - | July into August | Graves, Butch | .2009 |
| 'Patriotic' | Medium | Med-Green | Medial | White | Sport | Med-Lavender | July into August | Wade, Van | --NR-- |
| 'Patriot's Green Pride' | Large | Dark-Green | - | - | Sport | Med-Lavender | July into August | Van Eechaute, Danny | --NR-- |
| 'Peepshow' | Large | Med-Green | Streaked | Yellow | Sport | Pale-Lavender | July into August | Crabb, Scott | .2002 |
| 'Peking' | Medium | Yellow | - | - | Unknown | Pale-Lavender | July | Stone, David & Ruh, Peter & Ruh, Jean | .2005 |
| 'People's Choice' | Giant | Blue/Green | - | - | Hybrid | Near-White | June | Kamp, Gayle | .1998 |
| 'Peridot' | Medium | Dark-Green | - | - | Sport | Pale-Lavender | July | Lydell, Ransom | .1995 |
| 'Permafrost' | Medium | Blue/Green | Marginal | White | Sport | Pale-Lavender | July into August | Zilis, Mark | .2010 |
| 'Persian Red' | Medium | Med-Green | - | - | Hybrid | Deep-Purple | July into August | Ragus, Gerhard & Ragus, Renate | .2016 |
| 'Pete's Design' | Giant | Blue/Green | Streaked | White | Hybrid | Pale-Lavender | June into July | de Rooij, Piet | .2015 |
| 'Petticoat Pink' | Medium | Light-Green | - | - | Hybrid | Med-Lavender | August to September | Sugita, Hajime & Ruh, Peter & Ruh, Jean | .2001 |
| 'Pewterware' | Small | Blue/Green | - | - | Hybrid | Pale-Lavender | September | Dean, Don | .1999 |
| 'PG-13' | Small | Med-Green | Marginal | White | Sport | - | July into August | Zilis, Mark | .2009 |
| 'Phyllis' | Large | Yellow | - | - | Hybrid | Pale-Lavender | June into July | Dean, Don & Weidman, Jim | .2015 |
| 'Piano Man' | Large | Blue/Green | - | - | Unknown | - | - | Purvis, Owen & Purvis, Sue | --NR-- |
| 'Piccadilly Circus' | Medium | Dark-Green | - | - | Unknown | - | August to September | Ruh, Peter & Ruh, Jean | .2005 |
| 'Piccadilly Finale' | Small | Med-Green | - | - | Unknown | - | - | Jones, Sam | --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 |
| 'Pieces of Eight' | Small | Yellow | - | - | Hybrid | - | - | Stegeman, Bev & Stegeman, Dave | --NR-- |
| 'Pike's Peak' | Medium | Yellow | - | - | Unknown | - | July into August | Plater-Zyberk, Maria & Walek, Kevin | .2009 |
| 'Pilgrim's Progress' | Medium | Med-Green | Marginal | White | Sport | Light-Purple | July | Malloy, Alex | .2000 |
| 'Pillow Talk' | Large | Med-Green | Marginal | White | Hybrid | - | July into August | Ward, Dr Dick & Ward, Jane | .2009 |
| 'Pin Stripe Sister' | Medium | Med-Green | Streaked | White | Hybrid | Pale-Lavender | June into July | Vaughn, Kevin & Ward, Dr Dick & Ward, Jane | .2009 |
| 'Pine Hill' | Small | Med-Green | - | - | Unknown | Light-Purple | August | Lydell, Ransom | --NR-- |
| 'Pineapple Zest' | Small | Yellow | - | - | Hybrid | - | - | Zilis, Mark | .2010 |
| 'Piper Cub' | Small | Yellow | - | - | Hybrid | Pale-Lavender | July into August | Cross, Peter | .2002 |
| 'Pirate's Cove' | Small | Med-Green | Medial | White | Sport | Light-Purple | July | Cross, Peter | --NR-- |
| 'Pisces' | Miniature | Dark-Green | - | - | Unknown | - | August to September | Husemann, Jim | .2011 |
| 'Pitty Pat' | Medium | Light-Green | - | - | Unknown | Light-Purple | July into August | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
| 'Pixie Moonstone' | Small | Blue/Green | - | - | Hybrid | Med-Lavender | July into August | Johnson, Ross | .2015 |
| 'Pixie Power' | Small | Med-Green | Medial | White | Hybrid | Light-Purple | August | Unknown & Zilis, Mark | .2010 |
| 'Pixie Vamp' | Small | Dark-Green | Marginal | White | Hybrid | Light-Purple | July | Ward, Dr Dick & Ward, Jane | .1996 |
| 'Placemat' | Large | Blue/Green | - | - | Hybrid | Near-White | June into July | Soules, Clarence | .1990 |
| 'Plaschken' | Small | Dark-Green | - | - | Sport | Light-Purple | July into August | Lokies, Martin | .2010 |
| 'Play it Again, Sam' | Medium | Med-Green | Streaked | White | Hybrid | - | August to September | Beilstein, Doug & Zilis, Mark | .2010 |
| 'Play Thing' | Giant | Dark-Green | - | - | Unknown | - | - | Unknown | --NR-- |
| 'Playboy' | Small | Med-Green | - | - | Hybrid | Near-White | June into July | Ward, Dr Dick & Ward, Jane | .2015 |
| 'Playmate' | Medium | Med-Green | Streaked | White | Sport | Pale-Lavender | July into August | Van den Top, Jan | --NR-- |
| 'Pleasure Seeker' | Medium | Blue/Green | - | - | Hybrid | - | - | Unknown | --NR-- |
| 'Plum Pudding' | Medium | Dark-Green | - | - | Hybrid | Light-Purple | August to September | Solberg, Robert | .2011 |
| 'Pondering Parsippany' | Large | Med-Green | - | - | Hybrid | - | - | Moore, Jeff | --NR-- |
| 'Popo' | Small | Med-Green | - | - | Unknown | Pale-Lavender | June into July | O'Harra, Russ & Riehl, Frank | .1993 |
| 'Poseidon' | Large | Light-Green | Marginal | Yellow | Sport | Pure-White | August to September | Zilis, Mark | .2010 |
| 'Post-it' | Medium | Blue/Green | - | - | Sport | Near-White | July into August | Heemskerk, Gerardus | .2012 |
| 'Pot Scrubber' | Medium | Med-Green | - | - | Hybrid | - | June into July | Kruer, George | .2009 |
| 'Pounamu' | Large | Light-Green | - | - | Sport | Pure-White | July into August | Gilligan, Madelon | .2013 |
| 'Powder Keg' | Large | Blue/Green | Streaked | White | TC Sport | Near-White | June into July | Zilis, Mark | .2010 |
| 'Power of Prayer' | Small | Dark-Green | Medial | Yellow | Sport | Pale-Lavender | July into August | Snyder, Ron | .2002 |
| 'Prairie Rainbow' | Large | Dark-Green | Streaked | Speckles | Unknown | - | July | Beilstein, Doug & Zilis, Mark | .2010 |
| 'Prairie Zephyr' | Large | Blue/Green | Marginal | Green | TC Sport | Pale-Lavender | June into July | Zilis, Mark | .2011 |
| 'Praying Hands' | Medium | Med-Green | Marginal | Yellow | Unknown | Pale-Lavender | - | Williams, Gerald | .1996 |
| 'Precious Metal' | Small | Med-Green | - | - | TC Sport | Med-Lavender | July into August | Zilis, Mark | .2009 |
| 'Predominance' | Large | Dark-Green | - | - | Hybrid | - | - | Livingston, Ron | --NR-- |
| '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 |
| 'Pretty Flower' | Medium | Med-Green | - | - | Unknown | Deep-Purple | August | Livingston, Ron | --NR-- |
| 'Pretty Kitty' | Medium | Dark-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Elslager, Ed | .1999 |
| 'Pretty One' | Large | Yellow | Streaked | Speckles | Hybrid | Near-White | June into July | Kuenster, Rod | .2008 |
| 'Pretty Peggy' | Medium | Yellow | - | - | Hybrid | - | - | Wade, Van | .1999 |
| 'Pretty Posey' | Small | Light-Green | - | - | Unknown | Light-Purple | August | Benedict, Dr Ralph (Herb) & Krul, Nancy | --NR-- |
| 'Prima Donna' | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Wilkins, Dr Jim & Wilkins, Jill | .1995 |
| 'Prince of Aquitaine' | Medium | Light-Green | - | - | Unknown | Med-Lavender | July | Zumbar, Wm | --NR-- |
| 'Princess' | Small | Med-Green | Medial | Yellow | Unknown | Med-Lavender | - | Schwarz, Jim | --NR-- |
| 'Princess Kelly' | Medium | Med-Green | Marginal | White | Unknown | - | - | Wilson, Audra | --NR-- |
| 'Principal's List' | Large | Blue/Green | Streaked | White | Hybrid | - | July into August | Asch, Stuart | .2003 |
| 'Priscilla' | Medium | Light-Green | Marginal | White | Sport | Light-Purple | July into August | Pratt, Mary | --NR-- |
| 'Private Dancer' | Medium | Blue/Green | - | - | Sport | Pale-Lavender | August to September | Van Eechaute, Danny | .2009 |
| 'Proud Mary' (Duncan) | Large | Dark-Green | - | - | Unknown | - | July into August | Duncan, Mary Jo | .2016 |
| 'Proud Peacock' | Medium | Blue/Green | Medial | Yellow | Hybrid | Near-White | June into July | Dean, Don | .2016 |
| 'Psalms' | Medium | Light-Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Malloy, Alex | .2004 |
| 'Pumpkin Pie' | Medium | Med-Green | Medial | Yellow | Unknown | - | - | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
| 'Purbeck Ridge' | Medium | Blue/Green | - | - | Unknown | Pale-Lavender | July into August | Smith, Eric & British Hosta and Hemerocallis Society | .1988 |
| 'Pure Intention' | Small | Blue/Green | Medial | Yellow | Hybrid | Med-Lavender | June into July | Dean, Don | .2011 |
| 'Purple and Gold' | Medium | Med-Green | - | - | Hybrid | Light-Purple | July into August | Minks, Eldren | .1976 |
| 'Purple Charmer' | Medium | Med-Green | - | - | Hybrid | Light-Purple | August | Lantis, Clarence & Ruh, Peter | .1993 |
| 'Purple Flush' | Medium | Blue/Green | - | - | Hybrid | Med-Lavender | June into July | Zilis, Mark | .2010 |
| 'Purple Heron' | Medium | Med-Green | - | - | Hybrid | Light-Purple | August to September | Philips, Hugo | .2010 |
| 'Purple Lady Finger' | Medium | Med-Green | - | - | Hybrid | Light-Purple | August to October | Savory, Robert | .1982 |
| 'Purple Passion' | Medium | Med-Green | - | - | Unknown | Light-Purple | July into August | Benedict, Dr Ralph (Herb) & Ruh, Peter | .2005 |
| 'Purple Perfection' | Medium | Blue/Green | - | - | Hybrid | Pale-Lavender | July | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
| 'Purple Verticulated Elf' | Medium | Blue/Green | - | - | Hybrid | Light-Purple | July into August | Benedict, Dr Ralph (Herb) | .2003 |
|