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Crataegus Species, May Whitethorn, Oneseed Hawthorn, Singleseed Hawthorn, Quickthorn

Crataegusmonogyna

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Family

Rosaceae (ro-ZAY-see-ee)

Info

Genus

Crataegus (krah-TEE-gus)

Info

Species

monogyna (mon-NO-gy-nuh)

Info

Synonym

Crataegus curvisepala

Crataegus oxyacantha

Crataegus oxyacantha var. paulii

Sun Exposure

Full Sun

Foliage

Deciduous

Height

20-30 ft. (6-9 m)

Spacing

8-10 ft. (2.4-3 m)

Hardiness

USDA Zone 4a: to -34.4 °C (-30 °F)

USDA Zone 4b: to -31.6 °C (-25 °F)

USDA Zone 5a: to -28.8 °C (-20 °F)

USDA Zone 5b: to -26.1 °C (-15 °F)

USDA Zone 6a: to -23.3 °C (-10 °F)

USDA Zone 6b: to -20.5 °C (-5 °F)

USDA Zone 7a: to -17.7 °C (0 °F)

USDA Zone 7b: to -14.9 °C (5 °F)

Danger

Unknown - Tell us

Bloom Color

Pink

White/Near White

Bloom Time

Late Spring/Early Summer

Other Details

Gardener's Notes:

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positive

neutral

negative

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coriaceous

ROSLINDALE, MA | March 2016 | neutral

Naturalized in 23 states and 5 provinces. CAL-IPC has listed it as invasive of natural habitat in California.

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Crataegus Species, May Whitethorn, Oneseed Hawthorn, Singleseed Hawthorn, Quickthorn

Crataegusmonogyna

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