Scientific Name:
Sempervivum tectorum
Pronunciation:
sem-pur-VYE-vum teck-TORE-um
Common Name:
roof houseleek, hens and chicks
Family Name:
Crassulaceae
Plant Type:
Ground cover, Succulent or Cacti
Key ID Features:
Succulent rosette evergreeen 5-10cm in diameter with off-shoots or "chicks" eventually forming; leaves succulent, obovate, most 4-6cm long x 1-2cm wide, margins with fine hairs; flower stalks with spirally arranged leaves rise up 5-25cm above the foliage ending in several florets each 2-3cm wide with 11-16 pinkisk to red-purple petals.
Habit:
Spreading
Form:
Mounded
Texture:
Medium
Mature Height:
0.1 - 0.2m
Mature Spread:
0.3 - 0.6m
Origin:
(mountains of S. Europe)
Hardiness Rating:
Zone 4: (-34 to -29 °C)
Exposure:
Full sun
Soil/Growing Medium:
Rocky or gravelly or dry
Water Use:
Low
Landscape Uses:
Ground cover, Rock garden
Additional Info:
Google. Cultivars shown include S. 'Sunset'.
Leaf Morphology:
Form:
Simple
Arrangement:
Spiraled, Basal
Texture/Venation:
Succulent
Surfaces:
Pubescent
Colour in Summer:
Bluish, Green
Shapes:
Obovate
Apices:
Aristate
Bases:
Truncate
Margins:
Ciliate
Inflorescence Type:
Cyme, Floriferous, Panicle-like
Flower Morphology:
Flowers perfect
Number Of Petals:
11+
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Showy, Purple, Pink, Red
Flower Scent:
None
Flower Time at Peak:
Jun, Jul, Aug
Fruit Type:
Follicle
Fruit Colour:
Brown
Fruiting Time:
Aug, Sep
Additional Info:
Fruit insignificant
Bark or Stem Colour:
Organ Modifications:
Runners (or stolons), Succulent leaves
Propagation:
Division - above ground parts
Pest Susceptibility:
Crown rot, Root rot, Rust (Pest resistant, Disease resistant, Deer resistant, Drought tolerant)
Course(s):
- HORT 1155
Location(s):
- (BUG) BUG garden
- (GRB) GRass Bed
- (ONE) Overpass North side East : in princess tree root
- (ONW) Overpass North side West
- (PDW) PonD West