General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Minimum cold hardiness: Zone 5a -28.9 °C (-20 °F) to -26.1 °C (-15 °F)
Maximum recommended zone: Zone 9b
Plant Height: 12-18 inches
Plant Spread: 12-18 inches
Leaves: Evergreen
Semi-evergreen
Deciduous
Flowers: Showy
Flower Color: Blue
Other: Blue-Violet
Bloom Size: 3"-4"
Flower Time: Summer
Uses: Cut Flower
Wildlife Attractant: Butterflies
Propagation: Other methods: Cuttings: Root
Division

Image
Common names
  • Cornflower Aster
  • Stokes' Aster
  • Stokes Aster

Photo Gallery
Location: In my Northern California garden
Date: 2014-08-13
Location: Elberfeld, Indiana
Date: 2010-06-12
Location: Elberfeld, Indiana
Date: 6/21/2008
Location: Iowa
Date: 2017-10-01
Location: Iowa
Date: 2017-09-17
Location: Hamilton Square Perennial Garden, Historic City Cemetery, Sacramento CA.
Date: 2015-06-10
Zone 9b.
Location: My garden in N E Pa. 
Date: 2015-06-24

Date: 2018-06-25
Location: a local nursery
Date: 2014-07-24
Location: Hamilton Square Perennial Garden, Historic City Cemetery, Sacramento CA.
Date: 2014-09-26
Location: Northern Illinois (Zone 5a)
Date: 2015-06-14

Photo Courtesy of Lazy S'S Farm Nursery.
  • Uploaded by Joy

Photo Courtesy of Lazy S'S Farm Nursery.
  • Uploaded by Joy
Location: Hamilton Square Perennial Garden, Historic City Cemetery, Sacramento CA.
Date: 2015-06-10
Zone 9b.Little black ants (Monomorium minimum) forage everywhere

Image Courtesy of Bloomin Designs Nursery Used with Permission
  • Uploaded by vic
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