North America Native Plant

Vicksburg Blackberry

Botanical name: Rubus variispinus

USDA symbol: RUVA3

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Vicksburg Blackberry: A Rare Native Treasure Worth Protecting If you’re a native plant enthusiast always on the lookout for something truly special, the Vicksburg blackberry might just catch your attention. This isn’t your garden-variety blackberry – it’s one of nature’s rarities that deserves our respect and protection. What Makes This ...

Rare plant alert!

Region: Conservation status by state

Status: S1?Q: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Uncertain taxonomy: ⚘ Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Vicksburg Blackberry: A Rare Native Treasure Worth Protecting

If you’re a native plant enthusiast always on the lookout for something truly special, the Vicksburg blackberry might just catch your attention. This isn’t your garden-variety blackberry – it’s one of nature’s rarities that deserves our respect and protection.

What Makes This Plant Special

The Vicksburg blackberry (Rubus variispinus) is a perennial native shrub that stays refreshingly compact. Unlike its towering blackberry cousins that can take over your yard faster than you can say bramble, this little gem keeps things manageable, typically staying under 1.5 feet tall and never exceeding 3 feet at maturity.

Where You’ll Find It (Or Won’t)

Here’s where things get interesting – and a bit concerning. This native beauty has an extremely limited range, found only in Michigan and Wisconsin. That’s it. No other states can claim this particular blackberry as their own.

The Rarity Factor: Why This Matters

Before you get too excited about adding this to your garden, there’s something important you need to know. The Vicksburg blackberry has a Global Conservation Status of S1?Q, which essentially means it’s extremely rare and its status is somewhat uncertain. This isn’t a plant you’ll find at your local nursery, and for good reason.

Should You Grow It?

Here’s the honest truth: while this native shrub would theoretically make a wonderful addition to a native plant garden, its extreme rarity means you should only consider it if you can source it responsibly. This means:

  • Never collect from wild populations
  • Only purchase from reputable native plant nurseries that propagate ethically
  • Consider it only if you’re committed to conservation efforts
  • Be prepared that it may simply not be available

Growing Conditions (Best Guess)

Since specific growing information for Rubus variispinus is limited, we can make educated guesses based on its native range and the general preferences of its Rubus relatives. It likely prefers:

  • Well-draining soil
  • Partial sun to light shade
  • Cool, northern climates (given its Michigan and Wisconsin distribution)
  • Consistent moisture without waterlogging

Alternative Options

If you’re drawn to the idea of native blackberries but can’t source Vicksburg blackberry responsibly, consider these more readily available native alternatives:

  • Common blackberry (Rubus allegheniensis) – if native to your area
  • Red raspberry (Rubus idaeus) – where native
  • Other regional Rubus species appropriate for your location

The Bottom Line

The Vicksburg blackberry represents something precious in our native plant world – a species that reminds us not everything needs to be cultivated to be appreciated. Sometimes, the best thing we can do for a rare plant is to protect its wild populations and support conservation efforts rather than trying to grow it ourselves.

If you do encounter this plant in the wild during travels to Michigan or Wisconsin, consider yourself lucky to witness something truly special. Take photos, observe respectfully, and leave it undisturbed for future generations to discover.

Vicksburg Blackberry

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

Rosaceae Juss. - Rose family

Genus

Rubus L. - blackberry

Species

Rubus variispinus L.H. Bailey - Vicksburg blackberry

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