Large-thorn Hawthorn Crataegus macracantha - Crataegus integriloba, Crataegus columbiana var. occidentalis, Crataegus macracantha

Detailed Listing For
Botanical Name:

Crataegus macracantha

Family:

Rosaceae

Genus:

Crataegus

Species:

macracantha

Common Name:

Large-thorn Hawthorn

Height:
15-20 ft
Minimum Hardiness Zone:
3
Harvest hemisphere:
Northern

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  • Crataegus macracantha

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Growing Info, follow in order:
Scarification: Soak in sulfuric or nitric acid for 30 minutes and wash under cold water for 5-10 minutes.
Stratification: cold stratify for 120 days.
Germination: sow seed 1/4" deep, tamp the soil, keep moist, mulch the seed bed.