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Asclepias asperula
Spider Milkweed; Immortal; Antelope Horns Milkweed

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Other Plants Like This: Asclepias (Milkweeds)

Other Asclepias (Milkweeds)
Asclepias syriaca - Common Milkweed Asclepias incarnata - Swamp Milkweed Asclepias tuberosa - Butterfly Weed Butterfly Milkweed Asclepias pumila - Plains Milkweed Asclepias speciosa - Showy Milkweed Find
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DERIVATION
Asclepias - Named for Asklepios, the god of healing in Greek mythology
asperula - a little rough, the genus of woodruff (Asperula)
FAMILY Apocynaceae (Dogbane Family)  Other Plants in the Dogbane Family
HABIT Herbaceous
RANGE W United States, N Mexico
LEAF TYPE Deciduous
FLOWERS Green (Chartreuse)
HARDINESS USDA Zone 5 (Coldest zone where hardy)
SUN REQUIREMENTS Sun
SPECIAL CHARACTERISTICS Native Plant Collection | Steppe Plant Collection
COMMON NAME(S) Spider Milkweed | Immortal | Antelope Horns Milkweed
Location Map for Asclepias asperula (Spider Milkweed; Immortal; Antelope Horns Milkweed) - 8 Map Locations Found
Click a marker pin or a green plant 'dot' for details. Map Help More Plant Locations

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Individual Locations for Asclepias asperula: More Locations
(To display plant details, click the number in the table.)

Map
Key
Accession
Number
Year Location
No
Map
931316*1 1993 Chatfield Nature Center
050534*3 2005 Steppe Garden
111754*2 2011 Mordecai Childrens G
111754*5 2011 Mordecai Childrens G
174061*1 2017 Steppe Garden
182280*1 2018 Parking Garage
182548*1 2018 Mordecai Childrens G
230221*1 2023 Birds & Bees Walk
230572*1 2023 Mordecai Childrens G
No
Map
230961*1 2023 Seed
No
Map
234139*1 2023 Non
Public

 

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  FRUITING:
When Asclepias asperula has been observed fruiting
at Denver Botanic Gardens
  Fruiting by Week 1 to 52
2022 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52
2016 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52

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Images © Denver Botanic Gardens


Asclepias asperula
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Asclepias asperula
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Asclepias asperula
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Asclepias asperula
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Asclepias asperula Flower|Leaf
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Photography © Denver Botanic Gardens

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