Formosa Firethorn
Pyracantha koidzumii
Found in planted, escaped to woodlands, roadsides, open disturbed areas. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you
Not native to Alabama. How scores work Is it native here?
Profile 76%
- Height
- 8–18 feet
- Spread
- 8–12 feet
- Light
- Full sun
- Soil moisture
- Dry to moist
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At a glance
- Leaves
- Semi-evergreen or evergreen
- Bloom
- February to May
Not yet recorded · Life cycle
Recorded in 21 Alabama counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Who uses this plant?
14CaterpillarsGenus host records with ranges including AL
Genus host records with ranges including AL · Pyracantha
- Acrobasis indigenellaLeaf Crumpler
- Acronicta oblinitaSmeared Dagger
- Antaeotricha leucillanaWell-Marked Leaf Tier, Pale Gray Bird-Dropping Moth
- Automeris ioIo Moth
- Coelodasys unicornisUnicorn Caterpillar Moth
- Cryptothelea gloveriiOrange Bagworm
- Grapholita packardiCherry Fruit Worm
- Megalopyge opercularisSouthern Flannel Moth, Puss Caterpillar
- Oedemasia concinnaRed-Humped Caterpillar, Red-Humped Appleworm
- Oiketicus abbotiiAbbot's Bagworm Moth
Show all 14
- Orgyia leucostigmaWhite-Marked Tussock Moth
- Schizura ipomaeaeMorning-Glory Prominent, Checkered-Fringe Prominent
- Thyridopteryx ephemeraeformisEvergreen Bagworm Moth
- Zale lunataLunate Zale
Plant details
- Family
- Rosaceae
- Hardiness
- Zones 8a–10b
- Soil pH
- Acidic or alkaline
- Flower color
- White
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “February to May” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “White” · NC Extension Plant Toolbox
- Hardiness · “Zones 8a–10b” · NC Extension Plant Toolbox
- Height · “8–18 feet” · NC Extension Plant Toolbox
- Leaves · “Semi-evergreen or evergreen” · NC Extension Plant Toolbox
- Light · “Full sun (6 or more hours of direct sunlight a day)” · NC Extension Plant Toolbox
- primary_flower_color · “white” · NC Extension Plant Toolbox
- Soil · “Dry; Moist (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Soil pH · “Acidic or alkaline” · NC Extension Plant Toolbox
- Spread · “8–12 feet” · NC Extension Plant Toolbox
Conservation status
| Alabama rank | Not available |
|---|---|
| Global rank | GNR |
| AL status | Not verified |
| Federal status | Not verified |
Sources
- Alabama Plant Atlas
- USDA PLANTS
- Weakley, Flora of the Southeastern United States (2025)
- 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




