Crataegus crus galli – Cockspur Thorn
(= C. persimilis ‘Splendens’; C. prunifolia ‘Splendens’)
Habit: Small tree with very wide, flattened and compact crown, 5-6 m tall and 3-5 m wide; with many dense twigs, slow-growing to medium/fast-growing.
Flowers: White umbels after leaves shoot, May to June.
Fruits: Round, attractive, scarlet, many fruit every year from September, persistent.
Leaves: Broadly elliptical, shiny dark green; orange-red from September, brilliant autumn colours.
Roots: Few twigs, deep roots.
Demands: Adaptable and not demanding, sun to light shade, tolerant of heat, frost hardy; resistant to industrial and urban pollution, tolerates wind.
Soil: Moderately dry to fresh, neutral to very alkaline, on all well drained substrates.
Hardiness: Zone 5a
Also see chapter on topiary plants