Scientific Name: Rubus ursinus x idaeus
Common Name: boysenberry
Family Name: Rosaceae
Origin: Garden origin
Hardiness Zone: Zone 7: (-18 to -12 °C)
Plant Type: Semi-evergreen, Vine - deciduous
Mature Size: 1.3 - 2.0m x 1.5 - 2.0m (height x width)
Habit: Arching, Irregular, Spreading
Form: Creeping / Mat-like, Weeping
Texture: Medium - coarse
Landscape Uses: Screening, Urban agriculture
Exposure: Full sun
Soil or Media: Well-drained
Leaves: Compound, Alternate, Soft flexible, Heavily veined, Pinnate venation, Rugose, Elliptic, Ovate, Double serrate, Incised, Serrate
Flowers: Flowers clustered, White, Jun-Jul
Fruit: Aggregate fruit, Drupe, Edible, Purple, Dark-red, Aug-Sep
Key ID Features:
Spreading or trailing habit (or tied to trellis); leaves alternate, pinnately compound, (1-)3-7 leaflets, ovate, most 4-15cm long x 3-7cm wide (terminal one the largest with the longest petiolule), margin double serrate in distinctive pattern, prickles scarce and small, stipules on petiole; blackberry-like aggregate of drupelets but larger, dark maroon.