Data specific to Sempervivum (Edit)
Hybrid: Yes
Hybridizer: POLLY BISHOP
Country of Origin: (US) United States
Year of registration: 1978
Pollen parent: n/a
Soil type: Dry
Well draining
Loamy / Medium
Sandy / light
Other: The soil type will depend on what your weather conditions are like. Just make sure it drains well.
Foliage: Watermarks
Water: Very low
Average
Does not like wet feet
Uses: Accent
Containers
Pests and Diseases: Pest resistant
Availability: Easy to find
Source: North Hills Nursery
Toxicity: Low risk
None
Possible skin irritant to some people

General Plant Information (Edit)
Plant Habit: Cactus/Succulent
Life cycle: Perennial
Sun Requirements: Full Sun
Full Sun to Partial Shade
Partial or Dappled Shade
Minimum cold hardiness: Zone 4a -34.4 °C (-30 °F) to -31.7 °C (-25 °F)
Leaves: Evergreen
Flowers: Showy
Flower Time: Summer
Late summer or early fall
Fall
Other: It may be several years before it blooms
Suitable Locations: Xeriscapic
Uses: Provides winter interest
Groundcover
Wildlife Attractant: Bees
Butterflies
Resistances: Deer Resistant
Propagation: Seeds: Provide light
Stratify seeds: Stratifying seeds may improve germination, but is not required
Suitable for wintersowing
Sow in situ
Will not come true from seed
Propagation: Other methods: Offsets
Containers: Suitable in 1 gallon
Suitable in 3 gallon or larger
Needs excellent drainage in pots
Miscellaneous: Monocarpic
Child plants: 3 child plants

Image
Common names
  • Hen and Chicks
  • Houseleek
  • Live-Forever

'Dark Cloud' was a featured
Plant of the Day for October 19, 2017.
Photo Gallery
Location: Kevin Vaughn's garden
Location: Massachusetts garden
Date: 06-28-2018
Mail order plant recieved in May 2018, taking on amazing coloring
Location: Willamette Valley Oregon
Date: 2014-08-28
Location: Washington
Date: 2016-09-05
Location: Pacific Northwest, zone 8
Date: 2014-05-18
Location: Washington 8b
Date: 2017-04-25
Location: My garden, zone 4 Wisconsin
Date: 2012-07-05
zone 4 Wisconsin
Location: Pacific Northwest, zone 8
Date: 2014-06-20
Crested form of Dark Cloud
Location: Willamette Valley Oregon
Date: 2014-06-03
Location: South Jordan, Utah, United States
Date: 2018-09-06
Location: Pacific Northwest, zone 8
Date: 2013-08-21
Location: Pacific Northwest, zone 8
Date: 2013-05-05
Location: My Garden
Date: 2015-05-03
Location: Pacific Northwest, zone 8
Date: May 27, 2013
Location: Washington
Date: 2016-05-29
Location: Pacific Northwest, zone 8
Date: 2013-12-07
Location: Zone 4 Upper Midwest
Date: Jul 23, 2011
Location: Washington 8b
Date: 2017-07-16
Location: Germany, Mecklenburg-Vorpommern
Date: 2008-08-30
Location: Pacific Northwest, zone 8
Date: 2015-12-04
Location: Western Washington
Date: 2014-06-21
Location: Pacific Northwest, zone 8
Date: 2013-06-19
Location: Pacific Northwest, zone 8
Date: 2020-04-21

Date: 2015-05-25
Location: my garden zone 7b NC, USA
Date: 2013-08-21
Location: Pacific Northwest, zone 8
Date: Jun 22, 2012 
Photo taken at Kevin Vaughn's garden
Location: Germany, Bavaria
Date: 2012-05-20
Photo courtesy of Beatrix Bodmeier, Bavaria/Germany
Location: my garden zone 7b NC, USA
Date: 2013-08-06
Location: Pacific Northwest, zone 8
Date: 2014-04-27
Location: Canby, OR
Date: 2016-09-04
Location: Salem, OR
Photo courtesy of Perennial Obsessions.
Photo by insiderart
Location: Zone 4 Upper Midwest
Date: Aug 20, 2011

1.28.11 - SE-TN - New Purchase

6-9-11 Upper Midwest Zone 4
This plant is tagged in:
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Comments:
  • Posted by valleylynn (Oregon City, OR - Zone 8b) on Dec 15, 2014 2:50 PM concerning plant:
    A quote from Kevin Vaughn.

    JungleShadows said:Polly Bishop ONLY introduced 3 of her Sempervivum.
    They were all introduced in the 1978 catalog of Betty Bronow (The Perennial Garden). 'Pink Lemonade' is a seedling of 'Magnificum'. The two dark ones were from a large lot of seedlings of 6 different dark Sempervivum. Polly took the blooming plants of each of these varieties and criss-crossed the flowering stalks so that the bees would cross these flowers in every direction. She gathered all the seed and 'Dark Cloud' and 'Plumb Rose' were selected out. Frankly there were a dozen other very fine ones that probably should have been named, especially some very dark ones.


  • Posted by goldfinch4 (Ripon, Wisconsin) on Sep 24, 2011 12:50 PM concerning plant:
    Nice watermarks on this one. It's also a nice dark purple.
Discussion Threads about this plant
Thread Title Last Reply Replies
Sempervivum 'Dark Cloud' by valleylynn Sep 8, 2013 4:15 PM 3

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