September

Astilbe chinensis 'Cardinal'

Chelone lyonii 'Pink Temptation'

Geranium oxonianum 'Königshof'

Geranium sanguineum 'Bloody Graham'

Molinia arundinacea 'Les Ponts de Cé'

Aster 'Azurro'

Aster 'Blauer Zwerg'

Fuchsia regia subsp. reitzii

Nepeta subsessilis 'Purple Prelude'

Penstemon barbatus 'Coccineus'

Lobelia siphilitica 'Donker Blauw'

Aster novi-belgii 'Lisette'

Nepeta racemosa 'Schneeweißchen'

Aster 'Silberteppich'

Salvia nemorosa 'Dark Blue Marvel'

Tradescantia 'Angelic Charm'

Gaura lindheimeri 'Tutti Frutti'

Alcea rosea 'Polarstar'

Alcea rugosa

Kalimeris mongolica 'Mon Jardin'

Anthemis tinctoria 'Lemon Ice'

Salvia verticillata 'Endless Love'

Kalimeris pinnatifida 'Hortensis'

Calamintha nepeta 'Gottfried Kühn'

Sedum spectabile 'Iceberg'

Nepeta 'Joanna Reed'

Tricyrtis hirta 'Taiwan Adbane'

Tradescantia 'Billberry Ice'

Tradescantia 'Little Doll'

Tradescantia 'Red Grape'

Panicum virgatum 'Heiliger Hain'

Helenium 'Kugelsonne'

Erodium reichardii 'Album'

Chelone lyonii 'Hot Lips'

Aster pyrenaeus 'Lutetia'

Aster frikartii 'Mönch'

Artemisia lactiflora

Anthemis hybrida 'Dwarf Form'

Monarda 'Balmy Pink'

Chelone obliqua 'Pink Turtle'

Alcea rosea 'Radiant Rose'

Aster koraiensis

Monarda 'Bee-Happy'

Monarda 'Bee-Lieve'

Monarda 'Bee-Merry'

Monarda 'Bee-True'

Nepeta faassenii 'Purrsian Blue'

Tradescantia 'Good Luck'

Tradescantia 'Mac's Double'

Tradescantia 'Ocean Blue'

Monarda 'Balmy Lilac'

Monarda 'Balmy Purple'

Monarda 'Balmy Rose'

Monarda 'Bee-Bright'

Monarda 'Bee-Pure'

Nepeta 'Florina'

Solidago sempervirens 'Goldene Wellen'

Chelone 'Speedy Turtle'

Monarda 'Balmy White'

Nepeta racemosa 'Amelia'

Tradescantia 'Valour'

Melissa officinalis 'Limonii'

Agastache 'Spicey'

Phlox 'Nirvana'

Aster thomsonii

Phlox 'Flame Purple Eye'

Phlox 'Flame White Eye'

Phlox 'Flame Coral'

Phlox 'Flame Pink'

Chrysanthemum 'Corinna'

Chrysanthemum 'Fellbacher Wein'

Chrysanthemum 'Julia'

Pennisetum macrourum

Chrysogonum virginianum 'Pierre'

Chrysanthemum 'Feuerzauber'

Chrysanthemum 'Red Velvet'

Monarda 'Purple Lace'

Aster novae-angliae 'Abendsonne'

Chrysanthemum 'Mei-kyo'

Sedum spectabile 'Abendrot'

Pycnanthemum flexuosum

Pennisetum alopecuroides 'National Arboretum'

Gaura lindheimeri 'Rosy Jane'

Helenium 'Wesergold'

Aster ageratoides 'Starshine'

Aster glehnii 'Agleni'

Veronicastrum virginicum 'Lavendelturm'

Veronicastrum virginicum 'Roseum'

Succisa pratensis

Solidago 'Ducky'

Salvia nemorosa 'Schwellenburg'

Panicum virgatum 'Kupferhirse'

Helenium 'Flammendes Käthchen'

Chrysanthemum 'Anastasia'

Chrysanthemum 'Bienchen'

Chrysopsis speciosa 'Golden Sunshine'

Aster novae-angliae 'Purple Dome'

Aster amellus 'Rosa Erfüllung'

Artemisia lactiflora 'Guizhou'

Panicum virgatum 'Stäfa'