One-flowered Hawthorn

Crataegus uniflora

Found in thin woodlands, disturbed lands, roadsides, rock outcrops, often in dry or sub-dry conditions. Weakley, Flora of the Southeastern United States (2025), Northern Tier edition What its natural habitat tells you

Keystone

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

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Height: 2–12 feet
Spread: 3–10 feet
Light: Full sun, Partial shade
Soil moisture: Somewhat dry to moist

Space about 6.5 ft apart from its recorded spread. Enter your bed size for a count

Will it fit your yard?

Crataegus uniflora — bloom photograph — (c) Laura Clark, some rights reserved (CC BY) · CC BY 4.0 · Original photograph

At a glance

Life cycle: Woody perennial
Leaves: Deciduous or evergreen
Bloom: Spring
Fruiting season: September to October

Recorded in 57 Virginia 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

Rock outcrop on a mountain summit. Shown: Sassafras Mountain, on the North Carolina and South Carolina line, a neighboring state.Sassafras Mountain rock outcrop, Alan M. Cressler / U.S. Geological Survey, undated. Public domain. Source record. Faithful JPEG display decode of embedded JP2; no AI or color enhancement. Phone derivative resized proportionally.

Forests and woodlands

Forest or woodland where the source does not say how moist or dry.

Roadsides, fields and disturbed ground

Ground opened by people: roadsides, old fields, pastures, fencerows and lots.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Virginia. Shared habitat, not food. 53 animals.

White-winged Crossbill
Loxia leucoptera
Birds. 1 shared habitat
Wild Turkey
Meleagris gallopavo
Birds. 1 shared habitat
Yellow-billed Cuckoo
Coccyzus americanus
Birds. 1 shared habitat
Yellow-breasted Chat
Icteria virens
Birds. 1 shared habitat
Yellow-rumped Warbler
Dendroica coronata
Birds. 1 shared habitat

All wildlife of Virginia

Ecological relationships

Who uses this plant?

What these records mean

140CaterpillarsGenus host records with ranges including VA

Genus host records with ranges including VA · Crataegus

Hemaris thysbeHummingbird Clearwing
Limenitis arthemisRed-spotted Purple
Acleris nivisellanaApple Leaf Twister, Snowy-Shouldered Acleris
Acrobasis indigenellaLeaf Crumpler
Acronicta americanaAmerican Dagger
Acronicta clarescensClear Dagger
Acronicta fragilisFragile Dagger
Acronicta funeralisFunerary Dagger, Paddle Caterpillar
Acronicta impletaYellow-Haired Dagger
Acronicta interruptaInterrupted Dagger

Show all 140

Acronicta radcliffeiRadcliffe's Dagger
Acronicta superansSplendid Dagger, Chieftain Dagger
Alsophila pometariaFall Cankerworm Moth
Amorbia humerosanaWhite-Lined Leafroller Moth
Amphipyra pyramidoidesMiranda Underwing, Copper Underwing, Copper Amphipyra
Anavitrinella pampinariaCommon Gray, Cranberry Spanworm
Ancylis fuscocilianaSpider-Web Leaffolder
Ancylis nubeculanaApple Leaf Folder, Little Cloud Ancylis
Antheraea polyphemusPolyphemus Moth
Archips argyrospilaFruit-Tree Leafroller Moth
Archips cerasivoranaCherry Tent Caterpillar, Cherry Worm, Ugly Nest Caterpillar
Archips griseaGray Archips
Argyrostrotis anilisShort-Lined Chocolate
Automeris ioIo Moth
Balsa labeculaWhite-Blotched Balsa
Balsa tristrigellaThree-Lined Balsa
Biston betulariaSalt-and-Pepper Geometer, Cleft-Headed Looper
Carposina fernaldanaCurrant Fruitworm Moth
Catastega aceriellaMaple Trumpet Skeletonizer
Catocala alabamaeAlabama Underwing, [Titan Underwing]
Catocala blandulaCharming Underwing
Catocala clintoniiClinton's Underwing
Catocala crataegiHawthorne Underwing, Thorn Underwing
Catocala dulciolaSweet Underwing
Catocala gryneaWoody Underwing
Catocala miraWonderful Underwing
Catocala mirandaMiranda 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
Coptotriche malifoliellaApple Leaf Trumpet Miner Moth
Dasychira vagansVariable Tussock Moth
Datana ministraYellow-Necked Caterpillar Moth
Dysstroma citrataDark Marbled Carpet
Eacles imperialisImperial Moth, Imperial Spiny Caterpillar
Ennomos magnariaMaple Spanworm Moth, Notchwing Geometer
Ennomos subsignariaElm Spanworm Moth
Epirrita autumnataThe Autumnal Moth, November Moth
Episimus argutanaSumac Leaftier
Erannis tiliariaLinden Looper Moth, Western Winter Moth, Lime Looper
Euchlaena johnsonariaJohnson's Euchlaena
Euchlaena tigrinariaMotted 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
Grapholita prunivoraLesser Apple 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
Lithophane innominataNameless Pinion
Lochmaeus manteoVariable Oakleaf Caterpillar Moth
Lomographa glomerariaGray Spring Moth
Lomographa semiclarataBluish Spring Moth, Wildcherry Looper
Lomographa vestaliataWhite Spring Moth
Lophocampa caryaeHickory Tussock Moth, Hickory Tiger Moth
Lyonetia prunifoliellaStriped Bent-wing
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
Oreana unicolorellaLadder-Marked Caterpillar
Orgyia leucostigmaWhite-Marked Tussock Moth
Orthosia garmaniGarman's Quaker
Orthosia hibisciSpeckled Green Fruitworm Moth, Speckled Green Quaker
Orthosia revictaSubdued 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
Phyllonorycter crataegellaApple Leaf Miner, Apple Blotch Leafminer, Apple Leafblotch Miner
Probole alienariaDogwood Probole, Alien Probole
Prolimacodes badiaSkiff Moth, Skiff Caterpillar
Pseudexentera maliPale Apple Budworm, Pale Apple Leafroller
Pseudexentera maracanaBanded Pseudexentera
Pseudothyatira cymatophoroidesTufted Thyatirid
Psorosina hammondiApple Leaf Skeletonizar
Rhopobota dietzianaWinterberry Moth
Rhopobota naevanaBlackheaded Fireworm, Holly Bud Moth, Holly Tortrix
Satyrium liparopsStriped Hairstreak
Schizura ipomaeaeMorning-Glory Prominent, Checkered-Fringe Prominent
Selenia alcipheariaNorthern Selenia, Northern Thorn
Semioscopis packardellaPackard's Concealer Moth, Packard's Semioscopis
Sparganothis sulfureanaSparganothis Fruitworm Moth, Sulfur Leafroller, False Yellow-Head
Sparganothis unifascianaOne-Lined Sparganothis
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
Triphosa haesitataTissue Moth, Brown Tissue
Xanthorhoe lacustrataToothed Brown Carpet
Zale lunataLunate Zale
Zale minereaColorful Zale
Bucculatrix pomifoliella
Parornix crataegifoliella
Stigmella castaneaefoliella

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
Hardiness: Zones 4a–9b
Soil pH: Acidic to alkaline
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 · “Spring” · NC Extension Plant Toolbox (ranked first; Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition differs)
Flower color · “White” · NC Extension Plant Toolbox
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
Hardiness · “Zones 4a–9b” · NC Extension Plant Toolbox
Height · “2–12 feet” · NC Extension Plant Toolbox (ranked first; Lady Bird Johnson Wildflower Center differs)
Leaves · “Deciduous or evergreen” · NC Extension Plant Toolbox (ranked first; Lady Bird Johnson Wildflower Center differs)
Life cycle · “Woody perennial” · NC Extension Plant Toolbox (ranked first; Lady Bird Johnson Wildflower Center differs)
Light · “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
primary_flower_color · “white” · NC Extension Plant Toolbox
Soil · “Good drainage; Moist; Occasionally dry; Occasionally wet” · NC Extension Plant Toolbox
Soil pH · “Acidic to alkaline” · NC Extension Plant Toolbox
Spread · “3–10 feet” · NC Extension Plant Toolbox

Also known as

One flowered Hawthorn; Oneflower Hawthorn

Conservation status

Virginia rank	S5
Global rank	G5
VA status	Not verified
Federal status	Not verified

Conservation source Global and federal source

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One-flowered 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