Pittosporum tenuifolium Silver Queen (Kohuhu)

Pittosporum tenuifolium ‘Silver Queen’ (Kohuhu) is a bushy, evergreen shrub of dense and compact habit boasting beautiful, small, rounded gray-green leaves narrowly margined with creamy-white. The leaves are tinged different shades of pink in winter.

Pittosporum tenuifolium 'Silver Queen' (Kohuhu) is a bushy, evergreen shrub of dense and compact habit boasting beautiful, small, rounded gray-green leaves narrowly margined with creamy-white. The leaves are tinged different shades of pink in winter. They provide a luminous and dense variegated foliage year-round. Clusters of fragrant, tiny, dark purple flowers appear in late spring and early summer. While the flowers are inconspicuous, their sweet honey scent will fill the air with their perfume. Useful for a color accent in mixed plantings, screens, groupings, and even hedges.

  • Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society.
  • Grows up to 10-12 ft. tall (300-360 cm) and 6-8 ft. wide (180-240 cm).
  • Thrives in full sun or part shade in fertile, moist, well-drained soils.
  • Very versatile, this plant is perfect for beds and borders. Well suited to city gardens, coastal gardens or cottage gardens.
  • Requires little maintenance. No routine pruning necessary. Remove diseased, damaged, congested or crossing shoots.
  • Generally disease free. Keep an eye out for glasshouse red spider mite, aphids, cushion scale and pittosporum sucker.
  • Propagate by semi-hardwood cuttings in summer.

Requirements

Hardiness 9
– 10

Heat Zones 9
– 10

Climate Zones 9, 14, 15, 16, 17, 19, 20, 21, 22, 23, 24
Plant Type Shrubs
Plant Family Pittosporum – Kohuhu
Exposure Full Sun, Partial Sun
Season of Interest Spring (Early,Mid,Late)Summer (Early,Late)FallWinter
Height 10'
– 12'
(3m
– 3.6m)
Spread 6'
– 8'
(180cm
– 240cm)
Spacing 96″ (240cm)
Water Needs Average
Maintenance Low
Soil Type Chalk, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Well-Drained
Characteristics Fragrant, Plant of Merit, Showy, Evergreen
Garden Uses Beds and Borders, Hedges and Screens, Wall-Side Borders
Garden Styles City and Courtyard, Coastal Garden, Informal and Cottage, Mediterranean Garden