Content Detail

Wild blackberry is a medium-sized shrub growing throughout roadsides, open fields and wood edges. Sweet, spicy edible fruits, attractive fall color and a valuable food source for wildlife. This species is native to the Chicago Region according to Swink and Wilhelm’s Plants of the Chicago Region, with updates made according to current research.

  • Family (English) Rose
  • Family (botanic) Rosaceae
  • Tree or plant type Shrub
  • Native locale Chicago area, Illinois, North America
  • Size range Medium shrub (5-8 feet), Small shrub (3-5 feet)
  • Light exposure Full shade (4 hrs or less of light daily), Full sun (6 hrs direct light daily), Partial sun / shade (4-6 hrs light daily)
  • Hardiness zones Zone 4, Zone 5 (Chicago), Zone 6, Zone 7, Zone 8
  • Soil preference Acid soil
  • Tolerances Alkaline soil, Clay soil, Occasional drought, Occasional flooding
  • Season of interest early fall, early spring, early summer, late fall, late spring, late summer, mid fall, mid spring, midsummer
  • Flower color and fragrance White
  • Shape or form Arching, Multi-stemmed, Open, Upright
  • Growth rate Fast

Native geographic location and habitat:

C-Value:  3 Common in fence rows, roadsides, open woods and forest edges, this is native to the Midwest and northeastern U. S.

Attracts birds, pollinators, or wildlife:

This shrub is popular with birds and other wildlife.

Bark color and texture: 

Stout, angled canes have large hooked prickles.  They are dull reddish brown, lacking glaucous bloom.  Canes have a white pith and do not root at the tips.  Each cane lives for 2 years.

Leaf or needle arrangement, size, shape, and texture: 

Alternate, palmately compound leaves are 3 to 5 inches long and wide with 3 to 7 leaflets.  Dark green leaves are paler beneath, with serrated margins, and prickles on petiole. Fall color is wine-red to burgundy.

Flower arrangement, shape, and size: 

A profusion of white, 5-petaled, crinkled flowers with showy yellow stamens bloom on terminal tips of last year’s canes.

Fruit, cone, nut, and seed descriptions:

Black multiple aggregates are borne in up to 1 inch long drupes. Juicy fruits ripens in late summer. When picked, the fruit does not separate from its core.

Plant care:

Sprawling, arching canes form dense thickets, often reaching 10 feet long. Canes are usually short-lived and should be pruned back after flowering to control size and encourage new growth. Best in full sun but tolerant of part shade in moist, well-drained soils.

List of pests, diseases, and tolerances: 

Leaf spots, rust, mildew and cane borer are problems for this plant.

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