Thornless Hawthorn
Crataegus crus-galli ‘Inermis’
Zone 4
Ht 20′ x W 20′
A small, rounded ornamental tree with glossy green leaves and abundant spring flowers. Prefers moist conditions but will tolerate drought. Nice bronze-red fall color and bright red fruits.
Russian Hawthorn (Multi-stem)
Crataegus ambigua
Zone 3
Ht 25’ x W 20’
A very hardy species of Hawthorn with branches that have a twisting habit and short stiff thorns. White flowers in spring are followed by bright red, persistent fruit.