Himalayan Blackberry Armenian Blackberry
Rubus armeniacus
Rosaceae · broadleaf evergreen shrub · naturalized
Last updated
Himalayan blackberry (Rubus armeniacus), also called Armenian blackberry, is a broadleaf shrub in the Rosaceae family originating from western Europe (not the Himalayan region despite its common name). It reaches 10 ft tall and produces white to reddish flowers approximately 2 inches across. It thrives in mixed and deciduous forests and disturbed areas.
Himalayan blackberry is hardy in zones 6a-8b. Thirty-two diseases and 4 pests are documented. It is classified as a Washington State Class C Noxious Weed due to its aggressive colonization of disturbed sites, roadsides, and forest edges.
Quick Facts
Primary Spore Release
Spring New Growth - Early Infection Window
Root Colonization Period
Active Below-ground Growth
+ 2 more — see full disease and pest lists below
Field Observations
Phenological Calendar
| Stage | Typical Window |
|---|---|
| New leaves BBCH 11 | Apr 1-May 1 |