New Search Printable Summary Slide Show Report Error

Scientific Name:
Impatiens hawkeri
Pronunciation:
im-PAY-shunz HAWK-ur-eye
Common Name:
New Guinea impatiens
Family Name:
Balsaminaceae
Plant Type:
Annual, Flowering pot plant
Key ID Features:
Leaves are solid dark-green, lanceolate with acuminate to acute tips and distinct hair glands that extend along serrate margins, most mature leaves 10-17cm long; flowers single, <8cm long, spurred in colors of red, crimson, pink, purple, or white. Hybrids: Leaves tricolor with red midrib, yellow arrow-like centre, and the rest dark-green.

Habit:
Dense, Upright
Form:
Oval - horizontal, Round
Texture:
Medium
Mature Height:
0.2 - 0.4m
Mature Spread:
0.1 - 0.3m
Growth Rate:
Fast
Origin:
Australia / New Zealand (New Guinea to Solomon Islands)
Hardiness Rating:
Zone 10: (-1 to 4 °C)
Exposure:
Full sun only if soil kept moist, Part sun/part shade, Filtered shade, Deep shade
Soil/Growing Medium:
Humus rich, Well-drained
Water Use:
Moderate
Landscape Uses:
Bedding plant, Container planting, Filler, Group or mass planting, Hanging basket, Indoor plant, Small garden/space, Summer interest
Additional Info:

Leaf Morphology:
Form:
Simple
Arrangement:
Whorled
Texture/Venation:
Succulent
Surfaces:
Colour in Summer:
Dark-green
Colour in Fall:
Dark-green
Shapes:
Lanceolate
Apices:
Acuminate
Bases:
Attenuate
Margins:
Serrate

Inflorescence Type:
Flowers solitary, Floriferous
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Showy, White, Orange, Violet, Pink, Magenta, Red, Dark-red (some bicolor flowers available)
Flower Scent:
None
Flower Time at Peak:
May, Jun, Jul, Aug, Sep, Oct

Fruit Type:
Capsule
Fruit Colour:
Green, Red, Brown
Fruiting Time:
Oct
Additional Info:
Not showy,

Bark or Stem Colour:
Propagation:
Seed, Cuttings
Optimal Temp.:
High
Light Level:
Medium
Maintenance:
Medium
Pest Susceptibility:
Mealybugs, Mites, Scale insects, Thrips, Whitefly or psyllids (Rabbit resistant)
Specific Pests:
Stems easily broken

Course(s):
  • HORT 1193/1293
  • HORT 2355
Location(s):
  • (GNH)  GreeNHouse
Location Map