Scientific Name:
Alyssum montanum
'Berggold'
Pronunciation:
al-ISS-um mon-TAY-num
Common Name:
mountain gold alyssum
Family Name:
Brassicaceae
Plant Type:
Ground cover
Key ID Features:
Stems 6-20cm long; leaves evergreen, alternate, spatulate-oblanceolate, most 1-3cm long x 5-12mm wide, stellate hairs; corymb-like raceme, florets with 4 bright yellow petals 4-6mm long; silicles 3-4mm wide, style point remains at apex, and the raceme elongates as the fruit forms.
Habit:
Spreading
Form:
Creeping / Mat-like
Texture:
Medium - fine
Mature Height:
0.1 - 0.2m
Mature Spread:
0.3 - 0.6m
Origin:
Africa, Europe, Garden origin
Hardiness Rating:
Zone 3: (-40 to -34 °C)
Exposure:
Full sun
Soil/Growing Medium:
Rocky or gravelly or dry, Well-drained
Landscape Uses:
Perennial border, Rock garden
Additional Info:
Google. Compare to Aurinia saxatilis.
Leaf Morphology:
Form:
Simple
Arrangement:
Alternate
Texture/Venation:
Leathery
Surfaces:
Pubescent, Branching hairs
Colour in Summer:
Green, Silver / Grayish
Colour in Fall:
Green, Silver / Grayish
Shapes:
Oblanceolate, Spatulate
Apices:
Obtuse
Bases:
Attenuate
Margins:
Entire
Inflorescence Type:
Raceme, Corymb-like
Flower Morphology:
Flowers perfect
Number Of Petals:
4
Corolla Shape:
Cruciform
Ovary Position:
Superior
Colour (petals):
Showy, Yellow (golden or lemon yellow flowers)
Flower Scent:
Fragrant
Flower Time at Peak:
Apr, May, Jun
Additional Info:
to 6mm wide
Fruit Type:
Silicle
Fruit Colour:
Green, Brown
Fruiting Time:
Jul, Aug
Additional Info:
Not showy
Bark Morphology:
Smooth
Bark or Stem Colour:
Green
Propagation:
Seed
Maintenance:
Low
Other:
cut back after flowering
Pest Susceptibility:
Aphids or adelgids, Mildew, Root rot (Drought tolerant)
Course(s):
- not used (on campus)
Location(s):
- (BCE) Boulevard (Circular) Eastend
- (GRB) GRass Bed
- (MCC) Main Campus Courtyard
- (NRY) NuRserY