Difference between revisions of "Sempervivum tectorum"

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{{Taxobox | color = lightgreen
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{{SPlantbox
| name = Common Houseleek
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|familia=Crassulaceae
| image = CommonHouseleek.jpg
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|genus=Sempervivum
| image_width = 240px
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|species=tectorum
| image_caption =
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|common_name=Hen and chickens, St Patrick's cabbage, Common Houseleek
| regnum = [[Plantae]]
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|habit=herbaceous
| divisio = [[Magnoliophyta]]
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|habit_ref=Flora - A Gardener's Encyclopedia
| classis = [[Magnoliopsida]]
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|Min ht box=3
| ordo = [[Saxifragales]]
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|Min ht metric=in
| familia = [[Crassulaceae]]
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|Max ht box=4
| genus = ''[[Sempervivum]]''
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|Max ht metric=in
| species = '''''S. tectorum'''''
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|height_ref=Flora - A Gardener's Encyclopedia
| binomial = ''Sempervivum tectorum''
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|Max wd box=8
| binomial_authority = [[Carolus Linnaeus|L.]]
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|Max wd metric=in
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|width_ref=Flora - A Gardener's Encyclopedia
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|lifespan=perennial
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|exposure=sun
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|features=flowers
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|flower_season=early summer, mid summer, late summer
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|flower_ref=Flora - A Gardener's Encyclopedia
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|flowers=blue, purple
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|Temp Metric=°F
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|min_zone=5
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|usda_ref=Flora - A Gardener's Encyclopedia
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|max_zone=9
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|image=Sempervivum tectorum arvernense-2.JPG
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|image_width=240
 
}}
 
}}
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'''''Sempervivum tectorum''''' ('''Common Houseleek'''<ref>[http://plants.usda.gov/java/profile?symbol=SETE5 ''Sempervivum tectorum''] at [http://plants.usda.gov/ USDA PLANTS Database]</ref>) is a perennial plant of the genus ''[[Sempervivum]]''. It is used as an [[ornamental plant]]. It is also known as [[Hen and chicks]],<ref>http://landscaping.about.com/od/plantsforsunnydryareas/p/hens_and_chicks.htm</ref> although that name is shared with a variety of related species. It has Leaves in a basal rosette, they are succulent and can be green, red, purple or yellow. The leaves are evergreen.
  
'''''Sempervivum tectorum''''' ('''Common Houseleek'''<ref>[http://plants.usda.gov/java/profile?symbol=SETE5 ''Sempervivum tectorum''] at [http://plants.usda.gov/ USDA PLANTS Database]</ref>) is a perennial plant of the genus ''[[Sempervivum]]''. It is used as an [[ornamental plant]].
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The flowers can be purple,red or pink depending on the cultivar. They appear on branched stalks.
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{{Inc|
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[[Image:Sempervivum Tectorum Greenii, Huntington.jpg|thumb|left|Sempervivum Tectorum 'Greenii']]
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Sempervivum tectorum, Linn. (S. robustum, Jord. & Fourr. S. purpurascens, Schott). Houseleek. Old-man-and-woman. Fig. 3602. Developed barren rosettes 3-4 in. diam., abundantly stoloniferous, the new rosettes crowded and sessile: lvs. 50-60 to a rosette, obovate-cuneate, cuspidate, 1 1/2 – 2 or finally 3 x 5/8-3/4 in., pale green, with a distinct red-brown tip; cauline lvs. oblong-lanceolate, acute: fl.-st. including infl. about 1 ft. high, densely pilose: fls. 11-15- mostly 12-merous, 3/4-l in. across, pale red, in a scorpioid, 10-12-branched panicle 5-6 x 3-4 in.; calyx densely pilose, segms. lanceolate; petals linear, keeled, the keel deeper red. Eu. and Orient. C.L.A. 25, March, p. 54.—Variable. Var. cupreum, Hort., is said to have large rosettes which are glaucous and rose-colored; it flowers rarely. Var. expansum, Hort., is said to have broader lvs. and more open rosettes than the type. Var. pyrenaicum, Hort., is offered in the trade. Var. rubrum, Hort., has been grown in botanic gardens. Var. violaceum, Hort., has been grown in botanic gardens.
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}}
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==Cultivation==
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===Propagation===
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===Pests and diseases===
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==Varieties==
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==Gallery==
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<gallery perrow=5>
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File:Sempervivum tectorum 3.jpg| photo 1
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File:Sempervivum tectorum abl1.JPG| photo 2
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File:Sempervivum tectorum.JPG| photo 3
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</gallery>
  
 
==References==
 
==References==
 
<references/>
 
<references/>
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*[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963
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<!--- xxxxx  *Flora: The Gardener's Bible, by Sean Hogan. Global Book Publishing, 2003. ISBN 0881925381  -->
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<!--- xxxxx  *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Brickell, Judith D. Zuk. 1996. ISBN 0789419432  -->
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<!--- xxxxx  *Sunset National Garden Book. Sunset Books, Inc., 1997. ISBN 0376038608  -->
  
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==External links==
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*{{wplink}}
  
[[Category:Crassulaceae]]
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{{stub}}
[[Category:Ornamental plants]]
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__NOTOC__
 
 
{{plant-stub}}
 

Latest revision as of 19:25, 27 May 2010


Sempervivum tectorum arvernense-2.JPG


Plant Characteristics
Habit   herbaceous

Height: 3 in"in" can not be assigned to a declared number type with value 3. to 4 in"in" can not be assigned to a declared number type with value 4.
Width: 8 in"in" can not be assigned to a declared number type with value 8.
Lifespan: perennial
Bloom: early summer, mid summer, late summer
Cultivation
Exposure: sun
Features: flowers
USDA Zones: 5 to 9
Flower features: blue, purple
Scientific Names

Crassulaceae >

Sempervivum >

tectorum >


Sempervivum tectorum (Common Houseleek[1]) is a perennial plant of the genus Sempervivum. It is used as an ornamental plant. It is also known as Hen and chicks,[2] although that name is shared with a variety of related species. It has Leaves in a basal rosette, they are succulent and can be green, red, purple or yellow. The leaves are evergreen.

The flowers can be purple,red or pink depending on the cultivar. They appear on branched stalks.


Read about Sempervivum tectorum in the Standard Cyclopedia of Horticulture 
Sempervivum Tectorum 'Greenii'

Sempervivum tectorum, Linn. (S. robustum, Jord. & Fourr. S. purpurascens, Schott). Houseleek. Old-man-and-woman. Fig. 3602. Developed barren rosettes 3-4 in. diam., abundantly stoloniferous, the new rosettes crowded and sessile: lvs. 50-60 to a rosette, obovate-cuneate, cuspidate, 1 1/2 – 2 or finally 3 x 5/8-3/4 in., pale green, with a distinct red-brown tip; cauline lvs. oblong-lanceolate, acute: fl.-st. including infl. about 1 ft. high, densely pilose: fls. 11-15- mostly 12-merous, 3/4-l in. across, pale red, in a scorpioid, 10-12-branched panicle 5-6 x 3-4 in.; calyx densely pilose, segms. lanceolate; petals linear, keeled, the keel deeper red. Eu. and Orient. C.L.A. 25, March, p. 54.—Variable. Var. cupreum, Hort., is said to have large rosettes which are glaucous and rose-colored; it flowers rarely. Var. expansum, Hort., is said to have broader lvs. and more open rosettes than the type. Var. pyrenaicum, Hort., is offered in the trade. Var. rubrum, Hort., has been grown in botanic gardens. Var. violaceum, Hort., has been grown in botanic gardens.


The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.


Cultivation

Propagation

Pests and diseases

Varieties

Gallery

References

External links