General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Dry Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Plant Height: 36-48 inches
Plant Spread: 4 feet
Flowers: Showy
Flower Color: Purple
Flower Time: Late spring or early summer
Summer
Wildlife Attractant: Bees
Birds
Butterflies

Image
Common names
  • Blue Stingray
  • Pride of Madeira
  • Webb's Adderhead

Photo Gallery
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2018-04-02
These are some of the lower branches and you can see the woody in
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2018-03-08
Loaded with these large cones of buds flowering will be in a week
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2018-03-01
Seedling under the parent plant.
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2018-03-28
First flowers in each group of buds opened. Should be a substanti
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2018-01-23
Two years old and full grown. Should get a nice bloom this year.
Location: Botanical Garden, Berlin
Photo by James Steakley
Location: Botanischer Garten, Frankfurt am Main, Germany
Photo by Daderot
Location: Botanischer Garten, Frankfurt am Main, Germany
Photo by Daderot

Date: 2007-03-13
Photo by Javier Martin
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2016-05-06
Zone 9b.
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2016-10-23
Five months growth.
Location: El Paso, La Palma, Canary Islands, Spain
Photo by H. Zell,
Location:  El Paso, La Palma, Canary Islands, Spain
Photo by H. Zell
Location: Puntallana, La Palma, Canary Islands
Photo by Frank Vincentz
Location: Puntallana, La Palma, Canary Islands
Photo by Frank Vincentz
Location: Puntallana, La Palma, Canary Islands 
Photo by Frank Vincentz
Location: Puntallana, La Palma, Canary Islands
Photo by Frank Vincentz

Photo courtesy of Annie's Annuals and Perennials
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HamiltonSquare On March 28, 2018 Bloomed
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