About fifty Symphyotrichum novae-angliae cultivars were in commerce . With few exceptions, these New England aster cultivars grow to between in height and flower September–October. , twelve had won the Royal Horticultural Society's Award of Garden Merit (AGM).
List of cultivars Flower size, colour, approximate maximum height, image, and other details for each cultivar of Symphyotrichum novae-angliae, when available, are given in the list that follows. + New England aster cultivars Name Flower size Colour Max. (cm) Max. (ft/in) Notes Image 'Alex Deamon' medium pale purple 90 cm 3 ft 'Anabelle de Chazal' medium pale rose 100 cm 3 ft 3 in 'Andenken an Alma Pötschke' medium cerise-pink 90 cm 3 ft compact 'Andenken an Paul Gerber' large deep purple-pink 150 cm 5 ft AGM winner 'Augusta' large lilac-blue 90 cm 3 ft compact 'Badsey Pink' large sugar pink 120 cm 4 ft AGM winner 'Barr's Blue' medium purple-blue 120 cm 4 ft 'Barr's Pink' large lilac-pink 150 cm 5 ft 'Barr's Purple' medium lilac-purple 120 cm 4 ft AGM winner 'Barr's Violet' medium violet-blue 120 cm 4 ft 'Brunswick' medium purple-pink 80 cm 2 ft 7 in AGM winner, compact 'Christopher Harbutt' large purple-blue 100 cm 3 ft 3 in 'Colwall Century' medium purple-pink 140 cm 4 ft 7 in AGM winner 'Colwall Constellation' medium pale purple 150 cm 5 ft 'Colwall Galaxy' medium purple-pink 130 cm 4 ft 3 in 'Colwall Orbit' small cerise-pink 90 cm 3 ft rounded heads 'Colwall Satellite' medium violet 140 cm 4 ft 7 in 'Crimson Beauty' medium purple-red 140 cm 4 ft 7 in 'Evensong' medium violet-purple 120 cm 4 ft 'Foxy Emily' large pink 120 cm 4 ft 'Harrington's Pink' medium pale rose-pink 150 cm 5 ft 'Helen Picton' large violet-purple 120 cm 4 ft AGM winner, mildew resistant 'Herbstschnee' (syn. 'Autumn Snow') medium white 120 cm 4 ft mildew resistant 'James' large light purple 130 cm 4 ft 3 in AGM winner 'James Ritchie' medium purple-red 90 cm 3 ft AGM winner, compact 'John Davis' medium lilac-pink 130 cm 4 ft 3 in AGM winner 'Kate Deamon' large pink 120 cm 4 ft 'Lachsglut' medium purple-pink 120 cm 4 ft AGM winner 'Ladies Day' large pink 130 cm 4 ft 3 in 'Little Bella' medium rose-pink 80 cm 2 ft 7 in mildew resistant 'Lou Williams' large purple-red 180 cm 5 ft 10 in strong stems 'Lucida' medium purple-red 140 cm 4 ft 7 in strong growth 'Lye End Beauty' medium purple-pink 140 cm 4 ft 7 in 'Lye End Companion' medium purple-blue 140 cm 4 ft 7 in 'Marina Wolkonsky' medium deep violet-blue 120 cm 4 ft 'Millennium Star' medium rose-pink 100 cm 3 ft 3 in 'Miss K. E. Mash' medium pale pink 140 cm 4 ft 7 in 'Mrs S. T. Wright' large lilac-blue 150 cm 5 ft 'Mrs S. W. Stern' large pale violet 120 cm 4 ft 'Naomi' medium pale pink 120 cm 4 ft 'Pink Parfait' large rose-pink 120 cm 4 ft 'Primrose Upward' medium pale purple-red 140 cm 4 ft 7 in 'Purple Cloud' large purple-blue 180 cm 5 ft 10 in needs support in rain 'Purple Dome' medium violet-purple 60 cm 2 ft shortest 'Quinton Menzies' medium deep purple-pink 140 cm 4 ft 7 in AGM winner 'Red Cloud' medium pale purple-pink 150 cm 5 ft 'Rosa Sieger' large rose-pink 120 cm 4 ft AGM winner 'Rose Williams' small purple-pink 120 cm 4 ft 'Roterstern' medium purple-pink 130 cm 4 ft 3 in 'Rubinschatz' medium deep purple-pink 130 cm 4 ft 3 in 'Sayer's Croft' large purple-pink 130 cm 4 ft 3 in 'Septemberrubin' (syn. 'September Ruby') large deep purple-red 130 cm 4 ft 3 in 'St. Michael's' large deep purple-blue 120 cm 4 ft 'Treasure' large pale violet 140 cm 4 ft 7 in 'Violetta' small deep violet-purple 150 cm 5 ft 'W Bowman' large violet-purple 150 cm 5 ft
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