Our Viburnum Collection is recognized as one of the top three national collections. Our taxonomic display currently is home to over 100 different kinds and 330 living specimens.
[Description references: “Viburnums — Shrubs for Every Season” by Michael Dirr.]
Here are a few samples of this diverse and ornamental shrub.
1) Viburnum carlesii var. bitchiuense Bitchu Viburnum
- Wonderfully fragrant flowers in early spring.
- Closely allied to V. carlesii. Botanists still debate whether to “split” or “lump”.
- Located across from the Graham Visitor Center in full flower. Grid: 40-3E
2) Viburnum macrocephalum Chinese Snowball Viburnum
- 6’-10’ rounded shrub.
- Known for 3″ – 8″ wide, hemispherical cymes, hence the name “Snowball”.
- Located along maintenance facility mixed-shrub border fence. Grid: 43-5E
3) Viburnum propinquum
- Large evergreen shrub with glossy three-veined leaves.
- Known to be tender in cold Pacific Northwest winters.
- Located in the Rhododendron Glen parking lot landscape. Grid: 12-8E
4) Viburnum x rhytidophylloides ‘Alleghany’ Lantanaphyllum Viburnum
- National Arboretum introduction in 1958.
- Handsome dense evergreen shrub with abundant inflorescences.
- Located in Viburnum Collection. Grid: 25-5W
5) Viburnum utile Service Viburnum
- Rare in commerce, but important evergreen species for breeding.
- Dirr doesn’t think it has much ornamental value. I (David Zuckerman) disagree.
- Located in Viburnum Collection. Grid: 26-4W