Hen and Chicks (Sempervivum calcareum 'Allas') in the Sempervivum Database

Common names:
Give a thumbs up Hen and Chicks
Give a thumbs up Houseleek

Data specific to Sempervivum (Edit)
Hybrid: Yes
Hybridizer: Andre Smits
Country of Origin: (BE) Belgium
Year of registration: 2003

General Plant Information (Edit)
Plant Habit: Cactus/Succulent
Life cycle: Perennial
Sun Requirements: Full Sun to Partial 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: Alpine Gardening
Uses: Provides winter interest
Groundcover
Wildlife Attractant: Bees
Butterflies
Resistances: Deer Resistant
Propagation: Seeds: Provide light
Stratify seeds: Stratifing 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

Discussion Threads about this plant
Thread Title Last Reply Replies
Protecting hardy semps from Oregon's winter rains by Rhandrich Jan 10, 2020 7:43 PM 17
Kevin Vaughn Hybridizing Clinic April 24-26, 2020 by valleylynn Jan 23, 2020 10:40 AM 135
☯ Welcome☆ by NickyNick Oct 20, 2019 12:58 AM 192
Mark's Favorite Semps by AntMan01 Oct 10, 2019 1:42 PM 85
Sempervivum Chat & Photos 2019 by plantmanager Jan 6, 2020 1:31 AM 1,780
Kevin Vaughn Hybridizing Clinic April 26-28, 2019 by valleylynn Dec 4, 2019 11:05 PM 440
My Century semps. by Bigtattoo Oct 24, 2018 9:20 PM 8
September Semp Color by AntMan01 Sep 21, 2018 2:31 PM 64
Surgical procedure for a blooming rosette. by MelissaHopper Oct 31, 2018 12:52 AM 179
Heuf. 'Geronimo' by gg5 Feb 2, 2018 10:48 AM 8
Sempervivum Chat & photos 2018 by CDsSister Apr 10, 2019 5:14 PM 3,385
Kevin Vaughn Hybridizing Clinic April 27-29, 2018 by valleylynn Nov 6, 2018 12:06 PM 727
Chicken grit! by cahdg6891 May 4, 2018 1:57 PM 156
Sempervivum and Jovibarba chat & photos 2017 by valleylynn Jan 2, 2018 7:45 PM 3,238
Sempervivum 'Nico' by valleylynn Apr 11, 2017 6:53 PM 52
Seedling Chat by springcolor Jan 23, 2020 2:52 PM 1,771
Kevin Vaughn Hybridizing Clinic April 23, 2016 by valleylynn Sep 26, 2016 5:33 PM 585
Sempervivum and Jovibarba chat & photos 2016 by valleylynn Jan 1, 2017 4:14 PM 3,366
The learning curve is steep in Texas by canadanna Mar 4, 2018 5:14 PM 159
My Newest Obsession! by deedolce Jan 17, 2016 10:14 AM 36

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