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Roses

Rosa × harisonii 'Williams' Double Yellow' (SpH)

old yellow scotch rose

A large old-fashioned rose to about 1.2m tall, with mid-green ferny foliage and small, strongly fragrant, bright yellow, loosely double blooms have pale green carpels instead of stamens, produced in abundance, once flowering in summer; introduced 1846

Other common names
Scotch yellow rose
yellow scotch rose
Synonyms
Rosa pimpinellifolia 'Williams' Double Yellow'
Rosa 'Williams' Double Yellow'
see moreRosa yellow Scotch
Rosa Scotch yellow
Rosa old yellow Scotch
Rosa pimpinellifolia double yellow-flowered

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
1–1.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Yellow Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or West–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Rosaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Potentially harmful
Fruit are ornamental - not to be eaten. Wear gloves and other protective equipment when handling
Genus

Rosa can be deciduous or semi-evergreen shrubs or scrambling climbers, with usually thorny stems bearing compound pinnate leaves and solitary or clustered flowers. Flowers may be followed by showy red or purple fruits in some varieties.

Name status

Accepted

Horticultural Group
Spinosissima Hybrids are small, freely-suckering shrubs with prickly stems bearing neat, fern-like foliage, and cupped, single flowers in early summer, followed by spherical purplish to black fruits

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How to grow

Cultivation

Grow in full sun or partial shade and moderately fertile, humus-rich, moist but well-drained soil. For best flowering apply a balanced fertiliser and mulch in late winter or early spring and a balanced fertiliser again in early summer. Ideal for informal hedging and shady areas. See rose cultivation for further advice

Propagation

Propagate by softwood cuttings in early to mid spring, hardwood cuttings in late summer to autumn or by chip budding in summer

Suggested planting locations and garden types
  • Cottage and informal garden
  • Coastal
  • Wildlife gardens
  • Flower borders and beds
  • Cut flowers
  • Hedging and screens
Pruning

See pruning group 20 (roses)

Pests

May be susceptible to aphids, rose leafhopper, glasshouse red spider mite, scale insects, caterpillars, large rose sawfly, rose slugworm sawfly and rose leaf-rolling sawfly. Deer and rabbits can cause damage

Diseases

May be susceptible to rose black spot, rose rust, replant disease, rose dieback, and rose powdery mildew and sometimes honey fungus. May also be susceptible to disorders rose blindness and flower balling

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