California Blackberry
Scientific Name: Rubus ursinus Cham. & Schltdl.
Classification: Plantae/ Tracheobionta / Spermatophyta / Magnoliophyta / Magnoliopsida / Rosidae / Rosales / Rosaceae / Rubus L./ Rubus ursinus Cham. & Schltdl.
General Information |
Usda Symbol | RUUR |
Group | Dicot |
Life Cycle | Perennial |
Growth Habits | Subshrub |
Native Locations | RUUR |
Plant Guide
Use soil moisture sensors to measure the soil moisture of California Blackberry.
Plant Traits
Growth Requirements
Temperature, Minimum (°F) | 7 |
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Adapted to Coarse Textured Soils | Yes |
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Adapted to Fine Textured Soils | Yes |
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Adapted to Medium Textured Soils | Yes |
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Anaerobic Tolerance | None |
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CaCO3 Tolerance | Medium |
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Cold Stratification Required | No |
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Drought Tolerance | Medium |
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Fertility Requirement | Medium |
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Fire Tolerance | High |
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Frost Free Days, Minimum | 190 |
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Hedge Tolerance | None |
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Moisture Use | Medium |
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pH, Maximum | 7.5 |
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pH, Minimum | 6.0 |
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Planting Density per Acre, Maxim | 2700 |
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Planting Density per Acre, Minim | 1200 |
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Precipitation, Maximum | 24 |
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Precipitation, Minimum | 14 |
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Root Depth, Minimum (inches) | 14 |
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Salinity Tolerance | None |
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Shade Tolerance | Intolerant |
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Morphology/Physiology
Bloat | None |
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Toxicity | None |
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Resprout Ability | Yes |
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Shape and Orientation | Semi-Erect |
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Active Growth Period | Spring and Summer |
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C:N Ratio | High |
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Coppice Potential | No |
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Fall Conspicuous | No |
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Fire Resistant | No |
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Flower Color | White |
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Flower Conspicuous | Yes |
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Foliage Color | Green |
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Foliage Porosity Summer | Dense |
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Foliage Porosity Winter | Porous |
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Foliage Texture | Coarse |
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Fruit/Seed Conspicuous | Yes |
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Nitrogen Fixation | None |
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Low Growing Grass | No |
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Lifespan | Short |
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Leaf Retention | No |
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Known Allelopath | No |
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Height, Mature (feet) | 2.0 |
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Height at 20 Years, Maximum (fee | 2 |
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Growth Rate | Rapid |
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Growth Form | Thicket Forming |
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Fruit/Seed Color | Black |
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Reproduction
Vegetative Spread Rate | Moderate |
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Small Grain | No |
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Seedling Vigor | Low |
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Seed Spread Rate | Slow |
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Fruit/Seed Period End | Summer |
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Seed per Pound | 327000 |
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Propagated by Tubers | No |
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Propagated by Sprigs | Yes |
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Propagated by Sod | No |
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Propagated by Seed | Yes |
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Propagated by Corm | No |
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Propagated by Container | Yes |
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Propagated by Bulb | No |
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Propagated by Bare Root | Yes |
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Fruit/Seed Persistence | No |
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Fruit/Seed Period Begin | Spring |
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Fruit/Seed Abundance | Medium |
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Commercial Availability | Contracting Only |
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Bloom Period | Early Spring |
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Propagated by Cuttings | No |
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Suitability/Use
Veneer Product | No |
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Pulpwood Product | No |
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Protein Potential | Low |
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Post Product | No |
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Palatable Human | No |
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Palatable Graze Animal | Low |
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Palatable Browse Animal | High |
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Nursery Stock Product | No |
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Naval Store Product | No |
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Lumber Product | No |
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Fodder Product | No |
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Christmas Tree Product | No |
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Berry/Nut/Seed Product | Yes |
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