Crataegus laevigata ‘Paul’s Scarlet’
(= C. monogyna ‘Kermesina Plena’)
Habit: Large shrub or small tree, 3-8 (10) m tall and 3-6 m wide; varying habits, asymmetrically upright to round crown, twigs horizontal to lilting, moderate growth.
Flowers: Carmine, double in umbel panicles, May to June, after leaves shoot; colours not uniform, but varying; plentiful, no fruit or rarely.
Leaves: Early shoots in April; broadly ovoid, three to five-lobed, fresh green; dark green in summer; leaves fall early depending on location.
Roots: Few twigs, deep roots; sensitive to soil compaction and pavements.
Demands: Sunny to slightly shady; likes warmth and humidity, frost hardy, sensitive to wind.
Soil: Moderately dry to moist; its tolerance of droughts is sometimes overestimated, all chalky substrates, sensitive to salt.
Hardiness: Zone 5b