Scientific Name:
Hottonia palustris
Pronunciation:
hot-TON-ee-uh puh-LUSS-triss
Common Name:
water violet
Family Name:
Primulaceae
Plant Type:
Aquatic plant, Herbaceous perennial, Weed (horticultural)
Key ID Features:
A submerged aquatic perennial; leaves whorled, feathery (pinnatisect).
Habit:
Spreading
Form:
Oval - horizontal
Texture:
Fine
Mature Height:
0.4 - 0.7m
Mature Spread:
0.3 - 0.6m
Growth Rate:
Fast
Origin:
Europe
Hardiness Rating:
Zone 6: (-23 to -18 °C)
Exposure:
Full sun
Soil/Growing Medium:
Bog
Water Use:
Aquatic, Wetlands
Landscape Uses:
Aquatic - ponds, Summer interest, Wetland - bogs
Additional Info:
Leaf Morphology:
Form:
Compound
Arrangement:
Alternate
Texture/Venation:
Soft flexible
Surfaces:
Glabrous
Colour in Fall:
Green
Shapes:
Linear
Margins:
Incised
Additional Info:
ferny leaves submerged or floating
Inflorescence Type:
Spike
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Tubular
Ovary Position:
Superior
Colour (petals):
Violet (throat yellow)
Flower Scent:
None
Flower Time at Peak:
May, Jun
Fruit Type:
Capsule
Fruit Colour:
Green
Fruiting Time:
Aug, Sep
Bark or Stem Colour:
Organ Modifications:
Runners (or stolons), produce winter resting buds which sink to the bottom till the following spring
Propagation:
Seed, Cuttings, Division - below ground parts
Other:
this plant is a shallow water oxygenator
Pest Susceptibility:
(Pest resistant, Disease resistant)
