September

Achillea 'Alabaster'

Aconitum cammarum 'Arendsii'

Aconitum cammarum 'Bicolor'

Aconitum 'Cloudy'

Aconitum fischeri

Achillea filipendulina 'Parker Variety'

Achillea millefolium 'Summerwine'

Persicaria alpinum

Achillea millefolium 'Pink Grapefruit'

Achillea ptarmica 'Peter Cottontail'

Achillea ptarmica 'Boule de Neige'

Actaea 'Queen of Sheba'

Agastache 'After Eight'

Agastache 'Black Adder'

Agastache 'Blue Fortune'

Agastache 'Spicey'

Chrysanthemum pacificum 'Silver and Gold'

Allium 'Avatar'

Allium 'Lavender Bubbles'

Allium lusitanicum 'Lisa Green'

Althaea officinalis

Alcea rosea 'Nigra'

Alcea rosea 'Double Yellow'

Alcea rosea 'Polarstar'

Alcea rosea 'Double White'

Allium senescens 'Lisa Blue'

Anemone 'Frilly Knickers'

Andropogon gerardii 'Brocken Delight'

Andropogon gerardii 'Blackhawks'

Anemone hybrida 'Andrea Atkinson'

Anthemis hybrida 'E.C. Buxton'

Anemone hybrida 'Coupe d'Argent'

Anthemis hybrida 'Dwarf Form'

Anemone hupehensis 'Fantasy Ariel'

Anemone hupehensis 'Fantasy Elsa'

Anemone hybrida 'Honorine Jobert'

Anemone hybrida 'Mont Rose'

Anemone hupehensis 'Prinz Heinrich'

Anemone hybrida 'Rotkäppchen'

Anthemis hybrida 'Susanna Mitchel'

Anemone hybrida 'Whirlwind'

Andropogon hallii 'Yellow Konza'

Anemanthele lessoniana 'Sirocco'

Angelica 'PAB 8986'

Anthemis tinctoria 'Lemon Ice'

Anaphalis triplinervis

Anemone tomentosa 'Robustissima'

Artemisia abrotanum 'Citrina'

Arctanthemum arcticum 'Roseum'

Arctanthemum arcticum 'Stella'

Aralia cordata (pot 11 cm)

Artemisia lactiflora 'Elfenbein'

Artemisia lactiflora 'Guizhou'

Artemisia ludoviciana 'Silver Queen'

Artemisia lactiflora 'Weiße Dame'

Artemisia schmidtiana 'Nana'

Aster ageratoides 'Ashvi'

Aster ageratoides 'Asmoe'

Aster ageratoides 'Asran'

Aster ageratoides 'Blaukuppel'

Aster amellus 'Brilliant'

Aster 'Anja's Choice'

Aster ageratoides 'Ezo Murazaki'

Aster 'Alice Haslam'

Aster 'Ann Leys'

Aster 'Anneke'

Aster 'Apollo'

Aster amellus 'Rudolf Goethe'

Aster ageratoides 'Stardust'

Aster ageratoides 'Starshine'

Aster 'Augenweide'

Aster 'Azurro'

Aster 'Bahamas'

Aster 'Barbados'

Aster 'Blauer Gletscher'

Aster 'Blauer Zwerg'

Astilbe 'Cattleya'

Astilbe chinensis 'Finale'

Astilbe 'Color Flash'

Aster 'Cotswold Gem'

Astilbe chinensis 'Little Vision Pink'

Aster cordifolius 'Photograph'

Astilbe chinensis 'Purpurkerze'

Astilbe chinensis 'Spotlight'

Astilbe chinensis 'Superba'

Astilbe chinensis 'Vision in Red'

Aster divaricatus

Aster divaricatus 'Tradescant'

Aster ericoides 'Alaska'

Aster ericoides 'Golden Spray'

Aster ericoides 'Herbstmyrte'

Aster ericoides 'Schneegitter'

Aster ericoides 'Weisser Zwerg'

Aster frikartii 'Mönch'

Aster glehnii 'Agleni'

Aster 'Glow in the Dark'

Asclepias incarnata 'Ice Ballet'

Aster 'Jenny'

Aster 'Kristina'

Aster laevis 'Anneke van der Jeugd'