Cockspur Hawthorn

Tree

Cockspur Hawthorn

Crataegus crus-galli

Also known as: Cockspur Thorn

TreeShrub Rosaceae EdibleWildlife AttractorWindbreakerBorder PlantOrnamental
Hardiness Zone
4-8
Ideal Temp
55–75°F
Survives Down To
-30°F
Life Cycle
Perennial

Cockspur hawthorn (Crataegus crus-galli) is a native North American hawthorn of thickets, pastures, and woodland edges, armed with long thorns and bearing white spring blossoms followed by red to maroon haws. It typically forms a broad crown 20–30 feet (6–9 m) tall with glossy, often nearly evergreen leaves in mild winters. In hedgerows it is a livestock barrier and wildlife pantry—plan access routes before the thorns write policy. ☀️💧 Sun and Water Requirements: Full sun to light partial shade; more sun improves flowering and fruiting. Tolerates drought and poor soils once established; occasional deep watering helps young transplants. Avoid planting in low pockets that stay saturated for weeks without oxygen. ✂️ Propagation: Sow seed after warm-cold stratification typical for Crataegus; chip hard seed coats to reduce wait time. Hardwood cuttings are possible but slow; graft selected fruit lines if you chase specific haw traits. 🌾 Harvest / Best Use Timing: Collect haws when fully colored and slightly soft for jellies; tannins vary by timing and clone. Prune in late winter to remove crossing branches and improve light inside the crown—wear armor.

Good Neighbors
  • American Plum — Prunus neighbor extends fruit succession and edge habitat structure
  • Wild Bergamot — increases beneficial insect traffic during hawthorn bloom
  • Black Elderberry — taller shrub layer adds late-summer berries without identical thorn architecture
Cautions
  • Fire Blight — warm wet springs can move bacterial blossom blight through rosaceous flowers
Known Threats — Organic Solutions Only
Apple Maggot
Rhagoletis pomonella
Apple Scab
Venturia inaequalis
Bagworm
Thyridopteryx ephemeraeformis
Blackberry Psyllid
Cacopsylla curvata
Borers
Various (e.g., Cerambycidae, Sesiidae)
Brown Marmorated Stink Bug
Halyomorpha halys
Brown Rot
Monilinia fructicola
Cherry Fruit Fly
Rhagoletis cingulata
Codling Moth
Cydia pomonella
Cyclamen Mite
Steneotarsonemus pallidus
Eastern Tent Caterpillar
Malacosoma americanum
Fall Webworm
Hyphantria cunea
Fire Blight
Erwinia amylovora
Gall Mite
Eriophyidae
Harlequin Ladybird
Harmonia axyridis
Japanese Beetles
Popillia japonica
Leaf Blight
Various Fungal Pathogens
Leaf Spot
Multiple species (e.g., Cercospora, Septoria, Alternaria)
Lesser Peachtree Borer
Synanthedon pictipes
Oriental Fruit Fly
Bactrocera dorsalis
Oriental Fruit Moth
Grapholita molesta
Peach Twig Borer
Anarsia lineatella
Peachtree Borer
Synanthedon exitiosa
Pear Psylla
Cacopsylla pyricola
Plum Curculio
Conotrachelus nenuphar
Raspberry Beetle
Glischrochilus sanguinolentus
Raspberry Cane Borer
Oberea perspicillata
Rose Slug
Endelomyia aethiops
Rust Mite
Eriophyidae
Scale Insects
Coccoidea
Sparganothis Fruitworm
Sparganothis sulfureana
Spittlebugs
Cercopidae
Spotted Lanternfly
Lycorma delicatula
Stink Bug
Pentatomidae
Strawberry Root Weevil
Otiorhynchus ovatus
Tent Caterpillar
Malacosoma spp.
Twig Girdlers
Oncideres spp.
Vine Weevil
Otiorhynchus sulcatus