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Scientific Name:
Pelargonium x hortorum
Pronunciation:
pell-are-GOE-nee-um ex hor-TOR-um
Common Name:
zonal geranium, bedding geranium, hybrid geranium
Family Name:
Geraniaceae
Plant Type:
Annual
Key ID Features:
Annual bedding plant; stem mildly fuzzy; leaves round, lily pad-like, dark to bright green; inflorescence of various colours in umbels with 5 petals per floret.

Habit:
Dense
Form:
Round
Texture:
Medium
Mature Height:
0.7 - 1.3m
Mature Spread:
0.6 - 1.0m
Growth Rate:
Fast
Origin:
Africa, Garden origin
Hardiness Rating:
Zone 10: (-1 to 4 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Well-drained
Water Use:
Moderate
Landscape Uses:
Bedding plant, Container planting, Hanging basket, Summer interest
Additional Info:

Leaf Morphology:
Form:
Simple
Arrangement:
Alternate
Texture/Venation:
Palmate venation
Surfaces:
Pubescent, Distinctive smell
Colour in Summer:
Green, Dark zone in most cvs.; some cvs. variegated with cream.
Shapes:
Orbicular
Apices:
Acute, Obtuse
Bases:
Cordate
Margins:
Crenate, Pinnately lobed

Inflorescence Type:
Umbel, Floriferous
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Showy, White, Orange, Violet, Pink, Red
Flower Scent:
Fragrant
Flower Time at Peak:
Jun, Jul, Aug

Fruit Type:
Schizocarp, Aborted (hybrids) or absent
Fruit Colour:
Brown
Fruiting Time:
Sep, Oct
Additional Info:
Fruit insignificant, A single seed is released from each of the 5 mericarps of the capsule-like fruit

Bark or Stem Colour:
Green
Propagation:
Seed, Softwood cuttings
Maintenance:
Medium
Other:
Regular 'deadheading' required (remove old flower heads)
Pest Susceptibility:
Mites, Mold, Root rot, Thrips, Virus (Drought tolerant)
Specific Pests:

Course(s):
  • HORT 1155
  • HORT 1193/1293
  • Level 3 Apprenticeship
Location(s):
  • (BED)  BEDding, container, or basket
Location Map