General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Mesic
Minimum cold hardiness: Zone 5a -28.9 °C (-20 °F) to -26.1 °C (-15 °F)
Maximum recommended zone: Zone 9b
Plant Height: 16 - 18 inches
Plant Spread: 20 Inches
Leaves: Evergreen
Flowers: Showy
Flower Color: Blue
Other: Blue-violet with white centers
Bloom Size: 2"-3"
Flower Time: Summer
Late summer or early fall
Other: Deadheading flowers ensures more flowering throughout the season.
Wildlife Attractant: Bees
Resistances: Deer Resistant
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Miscellaneous: Patent/Plant Breeders' Rights: PPAF
Awards and Recognitions: Other: Greenhouse Grower magazine's Reader's Choice award for best new perennial in 2016.

Trade name information:
Trade Name: Blue Frills
Cultivar name: 'Synstokhar'
Common names
  • Stokes’ Aster
  • Cornflower Aster

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