North America Non-native Plant

Viburnum ×jackii

Botanical name: Viburnum ×jackii

USDA symbol: VIJA3

Native status: Not native but doesn't reproduce and persist in the wild

The Mystery of Viburnum ×jackii: When Plant Names Lead to Dead Ends If you’ve stumbled across the name Viburnum ×jackii in your gardening research, you might be scratching your head wondering why there’s so little information available about this supposed viburnum hybrid. Well, you’re not alone – and there’s a ...

The Mystery of Viburnum ×jackii: When Plant Names Lead to Dead Ends

If you’ve stumbled across the name Viburnum ×jackii in your gardening research, you might be scratching your head wondering why there’s so little information available about this supposed viburnum hybrid. Well, you’re not alone – and there’s a good reason for the confusion.

What We Know (And Don’t Know)

The × symbol in Viburnum ×jackii indicates this should be a hybrid between two viburnum species, but here’s where things get tricky. Despite extensive searching through botanical databases, nursery catalogs, and horticultural references, reliable information about this particular plant is virtually non-existent.

This could mean several things:

  • It’s an extremely rare or experimental hybrid with limited distribution
  • The name may be outdated or no longer in taxonomic use
  • It could be a misidentification or typo of another viburnum variety
  • It might exist only in specialized collections or research facilities

What This Means for Your Garden

If you were hoping to add Viburnum ×jackii to your landscape, the practical reality is that you’re unlikely to find it at your local nursery or even through specialized native plant suppliers. The lack of cultivation information, hardiness zone data, and growing requirements makes it impossible to recommend this plant for home gardening.

Better Viburnum Alternatives

Instead of chasing this botanical ghost, consider these well-documented and readily available viburnum options that will actually thrive in your garden:

  • Viburnum trilobum (American Cranberrybush) – Native to North America with stunning fall color and wildlife benefits
  • Viburnum dentatum (Arrowwood Viburnum) – Excellent for wildlife, tolerates various conditions
  • Viburnum opulus (European Cranberrybush) – Beautiful flowers and berries, though non-native
  • Viburnum lentago (Nannyberry) – Native option with fragrant spring flowers

The Takeaway

Sometimes in gardening, as in life, the most intriguing names lead to the biggest mysteries. While Viburnum ×jackii might sound like an exciting discovery, the lack of available information makes it impractical for home gardeners. Your time and garden space are better invested in the many wonderful, well-documented viburnum species that are readily available and have proven track records in cultivation.

When plant names lead you down rabbit holes like this, it’s usually a sign to step back and explore the many fantastic alternatives that are actually within reach. Your local native plant society or extension office can help you identify the best viburnum species for your specific region and growing conditions.

Viburnum ×jackii

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Dipsacales

Family

Caprifoliaceae Juss. - Honeysuckle family

Genus

Viburnum L. - viburnum

Species

Viburnum ×jackii Rehder [excluded]

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA