Oldfield Blackberry

Rubus alumnus

Also known as: Silver Creek Blackberry

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rosaceae
Genus:
Rubus
Species:
Rubus alumnus

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Subshrub
Height:
8-12 ft
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
apr
Bloom Colors:
White
Landscaping Shrub:
Yes

Native Range

United States: Arkansas, Connecticut, District of Columbia, Iowa, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, North Carolina, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Tennessee, Virginia, Wisconsin, West Virginia

Keystone Species Ranking

Caterpillar Keystone:
★☆☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers forested areas with organic matter