North America Non-native Plant

Ribes ×gardonianum

Botanical name: Ribes ×gardonianum

USDA symbol: RIGA2

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

The Mysterious Ribes ×gardonianum: A Rare Hybrid in the Currant Family If you’ve stumbled across the name Ribes ×gardonianum in your plant research, you’re not alone in wondering what exactly this mysterious plant is. This elusive member of the currant and gooseberry family represents one of those botanical puzzles that ...

The Mysterious Ribes ×gardonianum: A Rare Hybrid in the Currant Family

If you’ve stumbled across the name Ribes ×gardonianum in your plant research, you’re not alone in wondering what exactly this mysterious plant is. This elusive member of the currant and gooseberry family represents one of those botanical puzzles that even experienced gardeners might scratch their heads over.

What We Know (And Don’t Know)

Ribes ×gardonianum belongs to the Ribes genus, which includes the familiar currants and gooseberries that many gardeners love for their berries and wildlife value. The × symbol in the name tells us this is a hybrid—meaning it’s the result of two different Ribes species crossing, either naturally or through human intervention.

Unfortunately, detailed information about this particular hybrid is remarkably scarce. We don’t have reliable data about its common names, native range, or specific growing requirements. This lack of information suggests it’s either an extremely rare hybrid, an older taxonomic name that’s fallen out of use, or a plant with very limited distribution.

The Challenge for Gardeners

Here’s the honest truth: if you’re hoping to add Ribes ×gardonianum to your garden, you’re likely to face some significant challenges:

  • Finding plants or seeds for sale is probably nearly impossible
  • Growing requirements are unclear due to lack of documented information
  • Without knowing its native status or invasive potential, planting it could be risky

Better Alternatives in the Ribes Family

Instead of hunting for this botanical unicorn, consider these well-documented and readily available Ribes species that offer proven garden value:

  • Red Currant (Ribes rubrum): Produces delicious berries and attracts beneficial insects
  • Black Currant (Ribes nigrum): Offers fragrant foliage and antioxidant-rich fruits
  • Gooseberry (Ribes grossularia): Provides early-season flowers for pollinators and tasty berries
  • Native regional Ribes species: Check with local native plant societies for species native to your area

The Takeaway

While Ribes ×gardonianum remains an intriguing mystery in the plant world, practical gardeners are better served exploring the many other wonderful members of the Ribes family. These alternatives offer documented benefits, reliable growing information, and are actually available for purchase!

If you’re a plant detective who loves tracking down rare species, this hybrid might represent an interesting research project. Just remember that successful gardening often means choosing plants we can actually grow and enjoy, rather than chasing botanical ghosts.

Ribes ×gardonianum

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Grossulariaceae DC. - Currant family

Genus

Ribes L. - currant

Species

Ribes ×gardonianum Lem. [excluded]

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