General Plant Information (Edit)
Plant Habit: Herb/Forb
Sun Requirements: Full Sun
Minimum cold hardiness: Zone 6a -23.3 °C (-10 °F) to -20.6 °C (-5 °F)
Plant Height: 20 to 28"
Plant Spread: 20 to 28"
Leaves: Good fall color
Unusual foliage color
Flowers: Showy
Other: In the genus Euphorbia, the flowers are reduced in size and aggregated into a cluster of flowers called a cyathium (plural cyathia). This feature is present in every species of the genus Euphorbia but nowhere else in the plant kingdom.
Flower Color: Green
Other: Green tinged yellow wirh dark red throat
Flower Time: Spring
Late spring or early summer
Summer
Suitable Locations: Xeriscapic
Uses: Provides winter interest
Dynamic Accumulator: B (Boron)
Toxicity: Other: All members of the genus Euphorbia produce a milky sap called latex that is toxic and can range from a mild irritant to very poisonous.
Propagation: Seeds: Other info: Believed to be sterile
Propagation: Other methods: Cuttings: Stem
Containers: Suitable in 3 gallon or larger
Miscellaneous: Patent/Plant Breeders' Rights: PP17,178

Image
Trade name information:
Trade Name: Blackbird
Cultivar name: 'Nothowlee'
Common names
  • Euphorbia
  • Cushion Spurge

Photo Gallery
Location: Pacific Northwest, zone 8
Date: 2020-02-04
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2017-12-19
A very good looking plant.
Location: Lexington, VA
Date: Late summer/early fall foliage
Location: Pacific Northwest, zone 8
Date: 2017-12-11
Location: Lexington, VA
Date: Early spring
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2017-06-12
These look so, so good for much of the year in foliage or flower.
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2018-03-14
Looks great in every season.
Location: Northern California, Zone 9b
Date: 2020-03-12
Blackbird's interesting little flowers and dark leaves. Plant see
Location: Pacific Northwest, zone 8
Date: 2018-02-26
Location: Pacific Northwest, zone 8
Date: 2018-05-11
Location: Pacific Northwest, zone 8
Date: 2018-02-03
Location: Pacific Northwest, zone 8
Date: 2018-06-18

Date: 2008-07-29
Location: Hamilton Square Garden, Historic City Cemetery, Sacramento CA.
Date: 2018-01-29
Had to trim most of these off to let the new growth get some ligh
Location: Western Washington
Date: 2013-03-04
Location: Middle Tennessee
Date: 2012-03-04
late winter

Photo courtesy of Joy Creek Nursery
  • Uploaded by Joy
Location: Pacific Northwest, zone 8
Date: 2013-05-27
Location: Pacific Northwest, zone 8
Date: 2017-07-17

Photo courtesy of Annie's Annuals and Perennials
  • Uploaded by Joy
Location: Pacific Northwest, zone 8
Date: Feb 18, 2012
Photo taken at Al's Garden Center, Woodburn, Oregon
Location: Pacific Northwest, zone 8
Date: Feb 18, 2012
Photo taken at Al's Garden Center, Woodburn, Oregon
Location: Washington
Date: 2016-09-23
Location: In my garden
Date: Oct 28, 2008 11:28 AM

Date: 2008-07-29

Photo courtesy of Joy Creek Nursery
Comments:
  • Posted by mandalynnkeith (Greensboro, NC - Zone 7a) on Feb 2, 2015 8:44 AM concerning plant:
    I love this euphorbia. I divided it and transplanted it last spring, and it's come back with a vigor! I never even cut it down this year, and it's been beautiful in my garden all winter long.
  • Posted by SongofJoy (Clarksville, TN - Zone 6b) on Oct 24, 2011 12:14 PM concerning plant:
    A nice, bushy spurge Euphorbia that also does well for me in partial shade.
Plant Events from our members
mandalynnkeith On February 28, 2014 Transplanted
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Discussion Threads about this plant
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Thanks, Debbie by SongofJoy Mar 15, 2012 11:55 AM 3

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