September

Helianthus decapetalus 'Loddon Gold'

Hemerocallis 'Double River Wye'

Lavandula intermedia 'Phenomenal'

Pennisetum orientale

Salvia nemorosa 'Blue Bouquetta'

Artemisia abrotanum 'Citrina'

Aster ericoides 'Weisser Zwerg'

Aster spectabilis 'Ile de Montreal'

Astilbe chinensis 'Spotlight'

Caryopteris divaricata 'Pink Form'

Gaura lindheimeri 'Elurra'

Molinia arundinacea 'JS Mostenveld'

Persicaria campanulata 'Alba'

Sedum telephium 'Seduction Green-Pink'

Solidago 'Loysder Crown'

Solidago roanensis

Melilotus officinalis

Artemisia lactiflora 'Jim Russell'

Erysimum 'Bowles Me Away'

Helenium 'Kleine Aprikose'

Sidalcea 'Rose Bouquet'

Lythrum virgatum 'Helène'

Helenium 'Lukas'

Kalimeris incisa 'Variaster'

Aster novi-belgii 'Blaue Nachhut'

Aster 'Small-Ness'

Caryopteris divaricata

Molinia arundinacea 'Crystal Veil'

Helenium 'Gelbe Waltraut'

Nepeta subsessilis 'Dark Blue Panther'

Nepeta subsessilis 'Pink Panther'

Nepeta subsessilis 'Snow Panther'

Salvia 'Nachtvlinder'

Francoa sonchifolia

Phlox 'Sweet Summer Festival'

Phlox 'Sweet Summer Ocean'

Phlox 'Sweet Summer Sensation'

Phlox 'Sweet Summer Temptation'

Phlox 'Sweet Summer Wine'

Gaura lindheimeri 'Pink Panache'

Phlox 'Forever Pink'

Coreopsis 'Solar Dance'

Salvia uliginosa 'African Skies'

Phlox 'Sweet Summer Snow'

Phlox 'Sweet Summer Candy'

Phlox 'Sweet Summer Fantasy'

Astilbe chinensis 'Little Vision Pink'

Erodium chrysanthum

Cyclamen hederifolium 'Album'

Aster 'Treffpunkt'

Aster laevis 'Blauschleier'

Agastache 'Tangerine Dream'

Salvia 'Amistad'

Sedum 'Abbeydore'

Agastache 'Serpentine'

Rudbeckia nitida 'Herbstsonne'

Rudbeckia laciniata 'Goldquelle'

Cyclamen hederifolium

Strobilanthes 'Blue Carpet'

Stipa calamagrostis

Sorghastrum nutans 'Indian Steel'

Sidalcea oregana 'Brilliant'

Scutellaria incana

Salvia nemorosa 'Marcus'

Rudbeckia maxima

Nipponanthemum nipponicum

Helianthus atrorubens 'Gullick's Variety'

Helianthus decapetalus 'Plenus'

Helenium 'Biedermeier'

Gomphostigma virgatum

Geranium cinereum 'Ballerina'

Eupatorium capillifolium 'Elegant Plume'

Eupatorium maculatum 'Purple Bush'

Eupatorium maculatum 'Riesenschirm'

Chelonopsis moschata

Astrantia major

Astilbe chinensis 'Vision in Red'

Aster 'Esther'

Asclepias tuberosa 'Hello Yellow'

Pycnanthemum pilosum 'Bees' Friend'

Panicum virgatum 'Sangria'

Helianthus mollis

Helenium 'Betty'

Aster amellus 'Gründer'

Rhodoxis 'Ruby Giant'

Rudbeckia subtomentosa 'Loofahsa Wheaton Gold'

Salvia reptans 'West Texas'

Salvia uliginosa 'Ballon Azul'

Agastache 'Rosie Posie'

Aster cordifolius 'Blue Heaven'

Astilbe 'Color Flash'

Cosmos atrosanguineus 'Eclipse'

Lythrum virgatum 'Sunfields Beauty'

Patrinia monandra

Rhodoxis 'Ria'

Salvia nemorosa 'Heaven in Blue'

Sedum ellacombianum 'Cutting Edge'

Sedum takesimense 'Atlantis'

Tulbaghia violacea 'Alba'

Aster 'Anja's Choice'