Pear Hawthorn

Crataegus calpodendron

Found in mixed hardwood forests, open slopes, wooded ravines, streamsides, especially over basic or calcareous rocks. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you

Keystone

Native to Alabama. How scores work Is it native here?

Profile 88%

Height: Up to about 20 feet
Light: Partial shade, Full shade, Full sun
Soil moisture: Dry to moist

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At a glance

Life cycle: Perennial
Bloom: May to June
Fruiting season: September to October

JFMAMJJASOND

Not yet recorded · Spread · Leaves

Recorded in 13 Alabama counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 3

Named place / source context. Shown: Kennesaw Mountain National Battlefield Park, Georgia, a neighboring state.Trail on Little Kennesaw Mountain., Unidentified in HFC record, undated. Public domain. Source record.

Moist forests

Forests on moist but not wet ground, such as rich slopes and ravines.

Streams, rivers and their banks

Flowing water and its banks, bars and rocky shoals.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Alabama. Shared habitat, not food. 117 animals.

Orange-crowned Warbler
Vermivora celata
Birds. 1 shared habitat
Orchard Oriole
Icterus spurius
Birds. 1 shared habitat
Osprey
Pandion haliaetus
Birds. 1 shared habitat
Ovenbird
Seiurus aurocapilla
Birds. 1 shared habitat
Pileated Woodpecker
Dryocopus pileatus
Birds. 1 shared habitat
Pine Siskin
Carduelis pinus
Birds. 1 shared habitat
Prothonotary Warbler
Protonotaria citrea
Birds. 1 shared habitat
Purple Finch
Carpodacus purpureus
Birds. 1 shared habitat
Red-bellied Woodpecker
Melanerpes carolinus
Birds. 1 shared habitat
Red-breasted Nuthatch
Sitta canadensis
Birds. 1 shared habitat
Red-headed Woodpecker
Melanerpes erythrocephalus
Birds. 1 shared habitat
Red-shouldered Hawk
Buteo lineatus
Birds. 1 shared habitat
Red-tailed Hawk
Buteo jamaicensis
Birds. 1 shared habitat
Red-winged Blackbird
Agelaius phoeniceus
Birds. 1 shared habitat
Ring-necked Duck
Aythya collaris
Birds. 1 shared habitat
Ruby-crowned Kinglet
Regulus calendula
Birds. 1 shared habitat
Ruby-throated Hummingbird
Archilochus colubris
Birds. 1 shared habitat
Ruffed Grouse
Bonasa umbellus
Birds. 1 shared habitat
Rusty Blackbird
Euphagus carolinus
Birds. 1 shared habitat
Scarlet Tanager
Piranga olivacea
Birds. 1 shared habitat
Sharp-shinned Hawk
Accipiter striatus
Birds. 1 shared habitat
Song Sparrow
Melospiza melodia
Birds. 1 shared habitat
Sora
Porzana carolina
Birds. 1 shared habitat
Spotted Sandpiper
Actitis macularius
Birds. 1 shared habitat

All wildlife of Alabama

Ecological relationships

Who uses this plant?

What these records mean

114CaterpillarsGenus host records with ranges including AL

Genus host records with ranges including AL · Crataegus

Hemaris thysbeHummingbird Clearwing
Limenitis arthemisRed-spotted Purple
Acrobasis indigenellaLeaf Crumpler
Acronicta americanaAmerican Dagger
Acronicta clarescensClear Dagger
Acronicta funeralisFunerary Dagger, Paddle Caterpillar
Acronicta impletaYellow-Haired Dagger
Acronicta interruptaInterrupted Dagger
Acronicta radcliffeiRadcliffe's Dagger
Alsophila pometariaFall Cankerworm Moth

Show all 114

Amorbia humerosanaWhite-Lined Leafroller Moth
Amphipyra pyramidoidesMiranda Underwing, Copper Underwing, Copper Amphipyra
Anavitrinella pampinariaCommon Gray, Cranberry Spanworm
Antheraea polyphemusPolyphemus Moth
Archips argyrospilaFruit-Tree Leafroller Moth
Archips griseaGray Archips
Argyresthia oreasellaCherry Shoot Borer
Argyrostrotis anilisShort-Lined Chocolate
Argyrotaenia ivanaIvana Leafroller Moth
Automeris ioIo Moth
Balsa labeculaWhite-Blotched Balsa
Balsa tristrigellaThree-Lined Balsa
Biston betulariaSalt-and-Pepper Geometer, Cleft-Headed Looper
Carposina fernaldanaCurrant Fruitworm Moth
Catocala alabamaeAlabama Underwing, [Titan Underwing]
Catocala blandulaCharming Underwing
Catocala clintoniiClinton's Underwing
Catocala crataegiHawthorne Underwing, Thorn Underwing
Catocala gryneaWoody Underwing
Catocala lincolnanaLincoln Underwing
Catocala miraWonderful Underwing
Catocala mirandaMiranda Underwing
Catocala orbaOrba Underwing
Catocala praeclaraPraeclara Underwing, Chokeberry Underwing, Charlotte's Underwing
Catocala pretiosaPrecious Underwing, Texarkana Underwing
Catocala ultroniaUltronia Underwing
Cecrita guttivittaMaple Prominent, Saddled Prominent
Cenopis diluticostanaSpring Dead-Leaf Roller Moth, Oak Cenopis
Ceratomia undulosaWaved Sphinx
Cerma cerinthaTufted Bird-Dropping Moth, Cherry Agate
Cerma coraThe Agate
Choristoneura rosaceanaOblique-Banded Leafroller Moth, Rosaceous Leaf Roller
Coelodasys unicornisUnicorn Caterpillar Moth
Cryptothelea gloveriiOrange Bagworm
Datana ministraYellow-Necked Caterpillar Moth
Eacles imperialisImperial Moth, Imperial Spiny Caterpillar
Ennomos magnariaMaple Spanworm Moth, Notchwing Geometer
Ennomos subsignariaElm Spanworm Moth
Episimus argutanaSumac Leaftier
Erannis tiliariaLinden Looper Moth, Western Winter Moth, Lime Looper
Euchlaena johnsonariaJohnson's Euchlaena
Euclea delphiniiSpiny Oak-Slug Moth
Eulithis gracilineataGreater Grapevine Looper
Eumacaria madopataBrown-Bordered Geometer
Euphyia intermediataSharp-Angled Carpet Moth, The Intermediate
Eupsilia vinulentaStraight-Toothed Sallow
Glenoides texanariaTexas Gray
Grapholita packardiCherry Fruit Worm
Halysidota tessellarisBanded Tussock Moth, Pale Tiger Moth
Hedya chionosemaTwin-Spotted Budworm, White-Spotted Hedya
Hedya separatanaPink-Washed Leafroller Moth
Hyalophora cecropiaCecropia Silkmoth, Cecropia Moth
Hypagyrtis unipunctataOne-Spotted Variant
Hyphantria cuneaFall Webworm
Iridopsis larvariaBent-Line Gray
Kocakina fidelisIntractable Quaker, Green Fruitworm, Fourlined Green Fruitworm
Lambdina fiscellariaHemlock Looper, Western Oak Looper
Limenitis archippusViceroy
Lithophane antennataAshen Pinion
Lithophane bethuneiBethune's Pinion
Lochmaeus manteoVariable Oakleaf Caterpillar Moth
Lomographa glomerariaGray Spring Moth
Lomographa semiclarataBluish Spring Moth, Wildcherry Looper
Lomographa vestaliataWhite Spring Moth
Lytrosis unitariaCommon Lytrosis
Macaria coortariaFour-Spotted Angle, Four-Spotted Granite
Machimia tentoriferellaGold-Striped Leaftier Moth
Malacosoma americanaEastern Tent Caterpillar
Malacosoma disstriaForest Tent Caterpillar
Metarranthis duariaRuddy Metarranthis
Morrisonia mucensGray Woodgrain
Nematocampa resistariaFilament Bearer, Horned Spanworm Moth
Nemoria mimosariaWhite-Fringed Emerald
Oedemasia concinnaRed-Humped Caterpillar, Red-Humped Appleworm
Oedemasia semirufescensRed-Washed Prominent
Orgyia leucostigmaWhite-Marked Tussock Moth
Orthosia garmaniGarman's Quaker
Orthosia hibisciSpeckled Green Fruitworm Moth, Speckled Green Quaker
Paleacrita vernataSpring Cankerworm Moth
Paonias excaecataBlinded Sphinx, Blind Eyed Sphinx
Paonias myopsSmall-Eyed Sphinx
Papaipema nebrisStalk Borer
Papilio glaucusEastern Tiger Swallowtail
Phaecasiophora niveiguttanaLabyrinth Moth
Phaeoura quernariaOak Beauty Moth
Phigalia strigatariaSmall Phigalia, Small Oak Looper
Phigalia titeaThe Half-Wing Geometer, Spiney Looper, Eastern Oak Looper
Phyllodesma americanaLappet Moth, American Lappet Moth, Southern Lappet Moth
Probole alienariaDogwood Probole, Alien Probole
Prolimacodes badiaSkiff Moth, Skiff Caterpillar
Pseudothyatira cymatophoroidesTufted Thyatirid
Rhopobota dietzianaWinterberry Moth
Satyrium liparopsStriped Hairstreak
Schizura ipomaeaeMorning-Glory Prominent, Checkered-Fringe Prominent
Sparganothis sulfureanaSparganothis Fruitworm Moth, Sulfur Leafroller, False Yellow-Head
Sphecodina abbottiiAbbott's Sphinx
Strymon melinusGray Hairstreak
Synanthedon pictipesLesser Peachtree Borer Moth
Synanthedon scitulaDogwood Borer, Pecan Borer
Syndemis afflictanaFall Dead-Leaf Roller, Gray Leafroller, Black-and-Grey Banded Leafroller
Thyridopteryx ephemeraeformisEvergreen Bagworm Moth
Xanthorhoe lacustrataToothed Brown Carpet
Zale lunataLunate Zale
Zale minereaColorful Zale

Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)

11BeesSoutheastern regional records

Southeastern regional records · Crataegus

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

0Specialist beesPollen specialists

14BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Crataegus

Bonasa umbellusRuffed Grouse
Callipepla californicaCalifornia Quail
Catharus guttatusHermit Thrush
Dendragapus obscurusDusky Grouse
Melanerpes carolinusRed-bellied Woodpecker
Meleagris gallopavoWild Turkey
Oreortyx pictusMountain Quail
Patagioenas fasciataBand-tailed Pigeon
Pinicola enucleatorPine Grosbeak
Sialia sialisEastern Bluebird

Show all 14

Sitta carolinensisWhite-breasted Nuthatch
Turdus migratoriusAmerican Robin
Tympanuchus phasianellusSharp-tailed Grouse
Tyrannus verticalisWestern Kingbird

Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

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

Growing and identification

Plant details

Family: Rosaceae
Flower color: White
Fruit begins: September
Fruit ends: October

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope

Bloom · “May to early June” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Flower color · “White” · Lady Bird Johnson Wildflower Center
Fruit begins · “September” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Fruit ends · “October” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Height · “Up to about 20 feet” · Lady Bird Johnson Wildflower Center
Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
Light · “Partial shade; Full shade; Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
primary_flower_color · “white” · Lady Bird Johnson Wildflower Center
Soil · “Dry; Moist (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia

Conservation status

Alabama rank	SNR
Global rank	G5
AL status	Not verified
Federal status	Not verified

Conservation source Global and federal source

In your garden

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Pear Hawthorn

At a glance

Natural habitats

Also found with this plant

Who uses this plant?

Plant details

Conservation status

Will it fit your yard?

Sources

More Crataegus