Impatiens (shade type) and(New Guinea 'Aglia')

(im-paa' chins)

Common name: Impatiens

Family: Balsaminaceae, Balsam

Height x width: 12-24" x 12-24"

Growth rate: moderate

Foliage: simple, alternate or upper whorled, ovate 1-3" long

Flowers: irregular, axillary, 3 sepals one forming a spur, 5 petals usually; many colors

Hardiness: annual

Soil: well-drained, moist, fertile

Light: shade or sun (if organic soil and kept moist)

Pests and problems: damping-off during germination, fungal blights and rots, botrytis blight, bacterial leaf spot, viruses, slugs

Landscape habit, uses: massing, edging, containers, hanging baskets

Other interest: genus name refers to "impatient" nature of seed pods bursting when ripe; number one bedding plant

Other culture: more water and fertilizer yields taller plants; space 12" apart

Propagation: seeds sown indoors 6 weeks before planting out, cuttings in late summer to overwinter--root easily in water

Species:

balsamina (ball-sam' eh-nah)--Garden Balsam; erect rounded habit, short period of bloom and often hidden flowers in foliage, native of India and China;

hawkeri (hawk' er-ii)--New Guinea Impatiens, leaves generally larger and brightly colored bronze or purple with yellow or pink midribs, thick stems, larger showy flowers in various colors, prefers sun, usually from cuttings, native of New Guinea

wallerana (wall-er-aa' nah)--Impatiens, Patient Lucy, Sultana, Busy Lizzie; mounding habit, long bloom, native of eastern Africa; named after Horace Waller, a British missionary to east Africa; 46,000 seeds per ounce

 Cultivars: (colors in series-- over 325 total-- available separately)
 
Cultivars species flowers other  
Accent series wallerana 18 colors, large early, basal branching  
Blitz 2000 series wallerana 10 colors, 2 1/2" wide more compact, pots  
Bull series hawkeri 10 colors from Bull (Ger.)  
Carambole series balsamina 4 colors and mix 10-14" tall, double   
Celebration series hawkeri 17 colors from Ball  
Confection series wallerana 5 colors, double good in pots  
Danzinger series hawkeri 18 colors from Dan (Israel)  
Dazzler series wallerana 12 colors 8-10" tall, best in shade  
Deco series wallerana 8 colors, 2" wide vigorous, bronze leaves  
Expo series wallerana   European series  
Fantasia series wallerana 13 colors 10-12" tall, compact  
Futura series wallerana 10 colors 10-12" tall, compact  
Impulse series wallerana 13 colors, 2" wide compact, good in heat  
Lasting Impression series hawkeri 17 colors from Mikkelsens  
Liberty, Patriot series hawkeri 14 colors from Dummen  
Mikkel Sunshine series hawkeri 7 colors from Mikkelsens  
Mini series wallerana   6-8" tall, carpet effect  
Novette series wallerana 9 colors 6-8" tall, early bloom  
Paradise series hawkeri 17 colors from Kientzler (Ger.)  
Pride series wallerana 8 colors, 2 1/2" wide mounding, many flowers  
Pure Beauty series hawkeri 8 colors from Kientzler (Ger.)  
Shady Lady series wallerana 18 colors, large 12-15" tall mounds, shade   
Soda Pops series wallerana 16 colors, large early, compact  
Spectra series hawkeri 7 colors from seed  
Splash series wallerana 7 bright colors 8-10" tall, early  
Sun and Shade series wallerana 17 colors vigorous  
Super Elfin series wallerana 15 colors 8-10" tall, most popular  
Swirl series wallerana 3 picotee colors, large 10-12" tall, compact  
'Tango' hawkeri orange, 2 1/2" wide 18-24" tall, from seed  
Tempo series wallerana 17 colors, 2 1/2" wide very early, compact  
'Tom Thumb Dwarf' balsamina double, above leaves compact, uniform  
Twinkles series wallerana bicolors 8-10" tall, early  
         


©Authored by Dr. Leonard Perry, Professor, University of Vermont as part of PSS123 course.

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