Hybrid Blackberry

Rubus pensilvanicus

Also known as: Pennsylvania Blackberry, Andrews' Blackberry

Taxonomy

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

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Subshrub
Height:
8-12 ft
Light Requirements:
Full Sun, Part Shade, Shade
Drought Tolerance:
High
Bloom Months:
may, jun, jul
Bloom Colors:
White
Landscaping Shrub:
Yes

Native Range

United States: Alabama, Arkansas, Connecticut, District of Columbia, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Virginia, Vermont, Wisconsin, West Virginia, Canada: New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec

Keystone Species Ranking

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

Host Plant for Caterpillars

Tischeria aenea

Reported Fauna Sightings

Bees: Common eastern bumble bee (Bombus impatiens), Common eastern bumble bee (Bombus impatiens), Confusing bumble bee (Bombus perplexus), Confusing bumble bee (Bombus perplexus)

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
good drainage preferred
Moisture:
consistently moist
Notes:
thrives in forest edges and open fields

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).

Source: OpenAI GPT-4o