Scientific Name:
Asclepias incarnata
Pronunciation:
ass-KLE-pee-us in-kar-NAH-tuh
Common Name:
swamp milkweed
Family Name:
Asclepiadaceae
Plant Type:
Herbaceous perennial
Key ID Features:
Stems with toxic milky sap, leaves opposite, lanceolate, most 7-15cm long x 1-3cm wide; umbels of fragrant, white florets (pink to mauve cvs.), ~6mm wide with five reflexed petals and an elevated central crown, Jul-Aug; follicles 6-10cm long, Sep-Oct.
Habit:
Arching
Form:
Vase
Texture:
Medium
Mature Height:
0.7 - 1.3m
Mature Spread:
0.6 - 1.0m
Growth Rate:
Fast
Origin:
U.S. - northeast, U.S. - southeast
Hardiness Rating:
Zone 3: (-40 to -34 °C)
Exposure:
Full sun
Soil/Growing Medium:
Bog, Well-drained
Landscape Uses:
Attract birds, Attract butterflies, Perennial border, Summer interest, Waterside planting
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Opposite
Texture/Venation:
Soft flexible, Pinnate venation
Surfaces:
Glabrous
Colour in Fall:
Yellow
Shapes:
Lanceolate
Apices:
Acute
Bases:
Rounded
Margins:
Entire
Inflorescence Type:
Umbel
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Inferior
Colour (petals):
Showy, White, Pink
Flower Scent:
Fragrant
Flower Time at Peak:
Jul, Aug
Fruit Type:
Follicle
Fruit Colour:
Brown
Fruiting Time:
Sep, Oct
Additional Info:
Showy
Bark or Stem Colour:
Green
Propagation:
Seed
Maintenance:
Low
Pest Susceptibility:
(Pest resistant, Disease resistant)
