Perennial Plant Association

Perennial Plant Association ~ Plants of the Year:  

2012 Brunnera macrophylla 'Jack Frost' ^{PP# 13,850}
2011 Amsonia hubrichtii
2010 Baptisia australis
2009 Hakonechloa macra 'Aureola'
2008 Geranium 'Rozanne'
2007 Nepeta 'Walker's Low'
2006 Dianthus gratianopolitanus 'Feuerhexe' ('Firewitch')
2005 Helleborus x hybridum
2004 Athyrium niponicum 'Pictum'
2003 Leucanthemum 'Becky'
2002 Phlox 'David'
2001 Calamagrostis x acutiflora 'Karl Foerster'
2000 Scabiosa columbaria 'Butterfly Blue'
1999 Rudbeckia fulgida 'Goldsturm'
1998 Echinacea purpurea 'Magnus'
1997 Salvia 'Mainacht' (May Night)
1996 Penstemon digitalis 'Husker Red'
1995 Perovskia atriplicifolia
1994 Astilbe simplicifolia 'Sprite'
1993 Veronica 'Sunny Border Blue'
1992 Coreopsis verticillata 'Moonbeam'
1991 Heuchera micrantha 'Palace Purple'
1990 Phlox stolonifera