Largeleaf Phlox
Phlox amplifolia
Found in moist forests, particularly over mafic or calcareous rocks. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Alabama. How scores work Is it native here?
Profile 94%
- Height
- Up to about 3 feet
- Light
- Partial shade, Full shade, Full sun
- Soil moisture
- Dry to moist

At a glance
- Life cycle
- Perennial
- Bloom
- June to August
Not yet recorded · Spread · Leaves
Recorded in 8 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?
5CaterpillarsGenus host records with ranges including AL
Genus host records with ranges including AL · Phlox
- Aellopos titanTitan Sphinx
- Helicoverpa zeaCorn Earworm Moth
- Heliothis phloxiphagaSpotted Straw Sun Moth, Darker Spotted Straw Moth
- Idia aemulaCommon Idia
- Papaipema nebrisStalk Borer
6BeesSoutheastern regional records
Southeastern regional records · Phlox
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
2BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Phlox
- Centrocercus urophasianusGreater Sage-Grouse
- Tympanuchus pallidicinctusLesser Prairie-Chicken
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
- Polemoniaceae
- Flower color
- White, pink or purple
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “June to August” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Flower color · “White, pink or purple” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 3 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full shade; Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Soil · “Dry; Moist (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as
Broad Leaf Phlox; Large Leaf Phlox
Conservation status
| Alabama rank | SNR |
|---|---|
| Global rank | G3G5 |
| 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

