North America Native Plant

Kalamazoo Dewberry

Botanical name: Rubus uvidus

USDA symbol: RUUV

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Rubus associus Hanes (RUAS3)  âš˜  Rubus humilior L.H. Bailey (RUHU4)  âš˜  Rubus licens L.H. Bailey (RULI5)  âš˜  Rubus localis L.H. Bailey (RULO5)   

Kalamazoo Dewberry: A Hidden Gem for Native Garden Enthusiasts If you’re looking for a native groundcover that’s both practical and wildlife-friendly, let me introduce you to the Kalamazoo dewberry (Rubus uvidus). This charming little shrub might not be a household name, but it’s definitely worth considering for your native garden ...

Kalamazoo Dewberry: A Hidden Gem for Native Garden Enthusiasts

If you’re looking for a native groundcover that’s both practical and wildlife-friendly, let me introduce you to the Kalamazoo dewberry (Rubus uvidus). This charming little shrub might not be a household name, but it’s definitely worth considering for your native garden toolkit.

What Exactly Is Kalamazoo Dewberry?

The Kalamazoo dewberry is a native perennial shrub that belongs to the same family as raspberries and blackberries. True to its dewberry nature, this plant stays refreshingly low to the ground, typically reaching just 1.5 feet tall and rarely exceeding 3 feet at maturity. Think of it as the humble cousin of those towering berry bushes – it prefers to spread out rather than shoot up.

You might also encounter this plant listed under its botanical synonyms: Rubus associus, Rubus humilior, Rubus licens, or Rubus localis. Don’t let the scientific names intimidate you – they’re all referring to the same delightful native plant.

Where Does It Call Home?

This Great Lakes region native has carved out its niche across Michigan, Ohio, Pennsylvania, and Wisconsin. It’s perfectly adapted to the climate and growing conditions of these areas, making it an excellent choice for gardeners in these states who want to support local ecosystems.

Why Your Garden (and Local Wildlife) Will Love It

Here’s where the Kalamazoo dewberry really shines. In spring and early summer, it produces clusters of small white to pale pink flowers that are absolute magnets for native bees, butterflies, and other pollinators. Come late summer, these blooms transform into dark purple-black berries that wildlife (and adventurous gardeners) can enjoy.

The trailing, spreading growth habit makes it fantastic for:

  • Erosion control on gentle slopes
  • Natural groundcover in woodland settings
  • Adding texture to native plant gardens
  • Creating wildlife habitat in naturalized landscapes

Perfect Garden Situations

The Kalamazoo dewberry isn’t picky, but it does have its preferences. It’s particularly well-suited for:

  • Native plant gardens where authenticity matters
  • Woodland or shade gardens needing groundcover
  • Rain gardens (thanks to its facultative wetland status)
  • Naturalized areas where you want low-maintenance natives

Growing Conditions and Care

One of the best things about this native is how adaptable it is. The Kalamazoo dewberry thrives in USDA hardiness zones 4-7, making it perfectly suited for its native range climate.

Light requirements: Partial shade to full sun – it’s quite flexible

Soil preferences: Moist to moderately dry soils, adaptable to various soil types

Water needs: Its facultative wetland status means it can handle both wet and dry conditions, though consistent moisture during establishment helps

Planting and Care Tips

Getting started with Kalamazoo dewberry is refreshingly straightforward:

  • Best planting time: Spring or fall when temperatures are moderate
  • Establishment: Keep soil consistently moist during the first growing season
  • Maintenance: Minimal pruning needed – this plant knows how to take care of itself
  • Spreading: Expect it to spread naturally via runners, filling in spaces over time

Is Kalamazoo Dewberry Right for Your Garden?

If you’re passionate about native plants, want to support local pollinators, and appreciate low-maintenance groundcovers, the Kalamazoo dewberry could be a perfect addition to your garden. It’s especially valuable for gardeners in the Great Lakes region who want to create authentic native landscapes.

Keep in mind that this is a spreading plant, so give it room to roam or be prepared to manage its natural wandering tendencies. It’s not invasive, but it does like to explore its surroundings – think of it as enthusiastic rather than aggressive.

For those outside its native range, consider looking for similar native dewberries or low-growing Rubus species that are indigenous to your area. Every region has its own special native groundcovers waiting to be discovered!

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Midwest

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Northcentral & Northeast

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Kalamazoo Dewberry

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 uvidus L.H. Bailey - Kalamazoo dewberry

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