American Hawthorn

Tree

American Hawthorn

Crataegus mollis

Also known as: Downy HawthornRed Haw
TreeShrub Rosaceae EdibleWildlife AttractorWindbreakerBorder PlantOrnamental
Hardiness Zone
4-8
Ideal Temp
55–75°F
Survives Down To
-30°F
Life Cycle
Perennial

American hawthorn here refers to downy hawthorn (Crataegus mollis), a native North American small tree of woodland edges and pastures, bearing showy white spring blossoms, red fall fruit, and thorny architecture that laughs at casual browsing. It typically grows 20–30 feet (6–9 m) with a rounded crown and rough, scaly bark; fruit is mealy but usable for jellies where traditions still remember how. In permaculture it is a hardy windbreak element, wildlife pantry, and informal hedge species for temperate hedgerows. Full sun to light partial shade; more sun equals denser flowering and heavier fruit. Tolerates a wide soil range if drainage is reasonable; occasional deep watering helps young trees through dry spells. Avoid planting in stagnant low spots that keep roots hypoxic for weeks. Sow seed after warm-cold stratification cycles typical for the genus—many growers outdoor-sow in fall and wait. Chip or soak hard seeds to improve germination speed. Graft named selections if you require specific fruit traits; seed-grown plants vary. Collect ripe red haws after the first light frost softens tannins for some recipes, or follow regional jelly timing. Screen out stems and insect-damaged fruit before cooking. Prune in late winter to remove crossing branches and improve light inside the crown.

Good Neighbors
Cautions
  • Fire Blight — warm wet springs can move bacterial blight through rosaceous blossoms
  • Black Walnut — juglone-tolerant but paired sensitive understory may still sulk