Philadelphus coronarius Aureus (Mock Orange)

Noted for its bold foliage, award-winning Philadelphus coronarius ‘Aureus’ (Mock Orange) is an upright, medium-sized deciduous shrub boasting brilliant yellow ovate leaves in spring, turning green with age. In late spring to early summer, its pleasantly arching branches bear abundant clusters of very fragrant, cup-shaped, 4-petaled, creamy-white flowers, 1 in. across (2.5 cm).

Noted for its bold foliage, award-winning Philadelphus coronarius 'Aureus' (Mock Orange) is an upright, medium-sized deciduous shrub boasting brilliant yellow ovate leaves in spring, turning green with age. In late spring to early summer, its pleasantly arching branches bear abundant clusters of very fragrant, cup-shaped, 4-petaled, creamy-white flowers, 1 in. across (2.5 cm). Magnificent in bloom, this Philadelphus selection is equally attractive when not in bloom, thanks to its beautiful golden-yellow foliage. Consider planting near a patio, so the fragrance can be enjoyed.

  • Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society.
  • Grows up to 6-8 ft. tall (180-240 cm) and 4-5 ft. wide (120-150 cm).
  • A full sun to light shade lover, this plant is best grown in average, medium moisture, well-drained soils. Thrives in moist, organically rich soils.
  • Great for shrub borders, foundation plantings, and informal flowering hedges.
  • Generally pest and disease free. Keep an eye out for leaf spots, canker, powdery mildew, and rust.
  • Propagate by softwood or hardwood cuttings
  • Blooms on previous year’s wood, so prune immediately after flowering. Old plants can be rejuvenated after flowering by cutting old wood back to the ground. Removal of suckers may be required if a colony is not desired.

Requirements

Hardiness 4
– 7

Heat Zones 1
– 7

Climate Zones 1, 1A, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A1, A2, A3
Plant Type Shrubs
Plant Family Philadelphus – Mock Oranges
Exposure Full Sun, Partial Sun
Season of Interest Spring (Late)Summer (Early,Mid,Late)
Height 6'
– 8'
(180cm
– 240cm)
Spread 4'
– 5'
(120cm
– 150cm)
Spacing 48″
– 60″
(120cm
– 150cm)
Water Needs Average
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Well-Drained
Characteristics Cut Flowers, Fragrant, Plant of Merit, Showy
Tolerance Clay Soil, Rabbit
Garden Uses Beds and Borders, Hedges and Screens
Garden Styles City and Courtyard, Coastal Garden, Informal and Cottage