Cayuga viburnum

Pink in bud opening white, flowers of Cayuga viburnum

Cayuga viburnum is a hybrid  cross between Viburnum carlesii (Korean spice viburnum) and Viburnum x carlcephalum (fragrant snowball),  selected for its large, fragrant flower clusters.

Botanical name:

Viburnum 'Cayuga'

All Common Names:

Cayuga viburnum

Family (English):

Elderberry

Family (Botanic):

Adoxaceae

Tree or Plant Type:

  • Shrub

Foliage:

  • Deciduous (seasonally loses leaves)

Native Locale:

  • Non-native

Landscape Uses:

  • Massing,
  • Mixed border,
  • Specimen

Size Range:

  • Large shrub (more than 8 feet),
  • Medium shrub (5-8 feet)

Light Exposure:

  • Full sun (6 hrs direct light daily),
  • Partial sun/shade (4-6 hrs light daily)

Hardiness Zones:

  • Zone 5 (Chicago),
  • Zone 6,
  • Zone 7,
  • Zone 8

Soil Preference:

  • Acid soil,
  • Moist, well-drained soil

Season of Interest:

  • Mid spring,
  • Late spring,
  • Early fall,
  • Mid fall

Flower Color & Fragrance:

  • Fragrant,
  • White

Shape or Form:

  • Upright

Growth Rate:

  • Slow

More Information:

Size

4 to 10 feet high and 6 to 10 feet wide.
A back cross of Koreanspice viburnum (Viburnum carlesii) and Fragrant viburnum (Viburnum x carlcephalum).

Tree & Plant Care

Best in full sun and well drained soils.
Shallow roots benefit with a layer of organic mulch to moderate soil temperature and conserve moisture.
Blooms on old wood, prune after flowering.

Disease, pests, and problems

None serious

Native geographic location and habitat

Of hybrid origin
Cayuga is  a cross between Viburnum carlesii (Korean spice viburnum) and Viburnum x carlcephalum (fragrant snowball).

Leaf or needle arrangement, size, shape, and texture

Opposite, simple dark green leaves with a slight sheen, up to 5 inches long and slightly toothed. 
Wonderful orange-red fall color.

Flower arrangement, shape, and size

Large, 4 to 5 inch diameter clusters of fragrant white flowers. 
Each cluster usually has open white flowers and closed pink buds at the same time giving the flower a lumpy look.

Fruit, cone, nut, and seed descriptions

Berry-like fruits (drupes) that mature to black in late summer.

Location of Viburnum 'Cayuga' (Cayuga viburnum) at the Arboretum