Description
Crataegus – Hawthorn – May –
There are about 200, species of robust,, usually sharply thorny, deciduous sometimes semi evergreen small trees and large shrubs, in this genus. They occur in woodland and scrub in Europe, Asia and Eastern North America. The leaves are alternate, simple to lobed, or toothed, mostly ovate or obovate, and mid to dark green, a few species produce good autumn color. In late spring or summer it bears 5 sepals/petaled, white, or rarely deep pink flowers are usually shallowly cup shaped and mostly carried in flat or rounded umbels at the ends of short, leafy shoots, although (rarely) they may be solitary. Miniature apple like fruits are borne in autumns, consist of fleshy exteriors with bony nutlets, they are mostly red but may also be black, yellow, or bluish green. Hawthorns are grown for their long season of interest, and for attracting wildlife. They are particularly useful specimen trees, for hedging, and for an urban, coastal, or exposed garden. The seeds may cause mild stomach upset if ingested.
Grow in any (except waterlogged) soil, in full sun or partial shade. Trim hedges after flowering in autumn.
Prone to tree borer, caterpillars, leaf miners, skeletonizer, scale insects, fire blight, cankers, cedar-apple rust, powdery mildew, apple scab, pear slugs, cherry slugs, sawfly, and a variety of fungal spots
C. submollis – This large shrub or small tree from Northeastern USA grows to 20′ feet tall. It has 1-3″ long, pinnately lobed leaves that are serrated and felty on the undersides. The upper surfaces are downy when young but this soon wears off. The flowers are carried in loose clusters and are backed with bristly red calyces. The fruit is mall, light red and downy.
Zones 5-9
