General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Mesic
Dry Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 8b
Plant Height: 18 - 20 inches
Plant Spread: 24 - 26 inches
Leaves: Fragrant
Other: gray-green
Flowers: Showy
Fragrant
Flower Color: Blue
Other: Light sky blue
Flower Time: Late spring or early summer
Other: Deadheading the flower spikes, may encourage more flowering
Uses: Cut Flower
Dried Flower
Wildlife Attractant: Bees
Butterflies
Hummingbirds
Resistances: Deer Resistant
Rabbit Resistant
Drought tolerant
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Miscellaneous: Patent/Plant Breeders' Rights: USPP 26,344; Can 5,338

Image
Trade name information:
Series: Color Spires®
Trade Name: Crystal Blue
Cultivar name: 'Color Spires Crystal Blue'
Common names
  • Sage
  • Salvia

'Color Spires Crystal Blue' was a featured
Plant of the Day for January 20, 2016.
Photo Gallery
Location: Hortus Lapidarius
Date: 2023-07-02
Location: My garden in Kentucky
Date: 2015-07-07
Location: De Hessenhof (nursery)
Location: De Hessenhof (nursery)
Date: 2023-05-20
Location: My garden in Kentucky
Date: 2015-04-15
Location: My garden in Kentucky
Date: 2015-04-14
Location: My garden in Kentucky
Date: 2015-04-15
Location: My garden in Kentucky
Date: 2015-04-14
Purchased at Lowe's today and waiting to be planted
Location: My garden in Kentucky
Date: 2015-12-24
Location: My garden in Kentucky
Date: 2015-07-07
Location: My garden in Kentucky
Date: 2015-07-07
Location: My garden in Kentucky
Date: 2015-07-07
Location: My garden in Kentucky
Date: 2015-07-07

Photo courtesy of Proven Winners
  • Uploaded by Joy

Photo courtesy of Proven Winners
  • Uploaded by Joy

Image Courtesy of Bloomin Designs Nursery Used with Permission
  • Uploaded by Joy
Plant Events from our members
chelle On April 14, 2015 Transplanted
W bed screen room, center top
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