Poke Milkweed
Asclepias exaltata
Found in moist forests, slopes, and forest margins. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Alabama. How scores work Is it native here?
Profile 100%
- Height
- 2–7 feet
- Spread
- 10–24 inches
- Light
- Dappled sunlight, Full sun, Partial shade
- Soil moisture
- Usually moist
Space about 1.5 ft apart from its recorded spread, about 44 per 100 sq ft. Enter your bed size for a count
Will it fit your yard?
Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source
Hidden from default planting suggestions. Wildlife value and native status remain unchanged.
At a glance
- Life cycle
- Perennial
- Bloom
- May to August
- Fruiting season
- May to October
Not yet recorded · Leaves
Recorded in 4 Alabama counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

Forests on moist but not wet ground, such as rich slopes and ravines.
Who uses this plant?
13CaterpillarsGenus host records with ranges including AL
Genus host records with ranges including AL · Asclepias
- Danaus plexippusMonarch
- Agathodes monstralisSky-Pointing Moth
- Cycnia collarisUnexpected Cycnia
- Cycnia teneraDelicate Cycnia, Dogbane Tiger Moth
- Danaus gilippusQueen
- Euchaetes egleMilkweed Tussock Moth or Milkweed Tiger Moth
- Hyalophora cecropiaCecropia Silkmoth, Cecropia Moth
- Papaipema nebrisStalk Borer
- Platynota flavedanaBlack-Shaded Platynota
- Pyrrharctia isabellaIsabella Tiger Moth, Banded Woolybear
Show all 13
- Spodoptera frugiperdaFall Armyworm Moth
- Strymon melinusGray Hairstreak
- Pygarctia eglenensis
59BeesSoutheastern regional records
Southeastern regional records · Asclepias
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
1BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Asclepias
- Ortalis vetulaPlain Chachalaca
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Apocynaceae
- Hardiness
- Zones 3a–7b
- Soil pH
- Acidic to neutral
- Flower color
- Green, purple or white
- Fruit begins
- May
- Fruit ends
- October
Growing sources and scope
- Bloom · “May to August” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) (ranked first; Prairie Moon 2026 Cultural Guide differs) · Carolinas and Georgia
- Flower color · “Green, purple or white” · NC Extension Plant Toolbox (ranked first; Prairie Moon 2026 Cultural Guide differs)
- Fruit begins · “May” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Fruit ends · “October” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Hardiness · “Zones 3a–7b” · NC Extension Plant Toolbox
- Height · “2–7 feet” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Minnesota Wildflowers, Prairie Moon 2026 Cultural Guide differ)
- Life cycle · “Perennial” · NC Extension Plant Toolbox
- Light · “Dappled sunlight (shade through upper canopy all day); Full sun (6 or more hours of direct sunlight a day); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Prairie Moon 2026 Cultural Guide differ)
- Soil · “Moist” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Prairie Moon 2026 Cultural Guide differ)
- Soil pH · “Acidic to neutral” · NC Extension Plant Toolbox
- Spread · “10–24 inches” · NC Extension Plant Toolbox
Also known as
Tall Milkweed
Conservation status
| Alabama rank | S1 |
|---|---|
| Global rank | G5 |
| AL status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Alabama Plant Atlas
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- FloraQuest: Carolinas, Georgia (Weakley), phone app (app page)
- FloraQuest: South Central (Weakley), phone app (app page)
- FloraQuest: Northern Tier (Weakley), phone app (app page)
- NatureServe Explorer
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications

