Rubus fruticosus ‘Prime Ark’
Ever bearing
This hybrid thornless variety produces large flavorful fruit that and produce up to 2 crops per year. Since the canes can grow up to 8 feet in height it is susceptible to falling over, so trellising is required. This blackberry developed by the University of Arkansas System Division of Agriculture, is the 1st blackberry that will produce fruit on both the 1st and 2nd year growth.
| Uses | Eating, freezing, baking |
| Soil | Moist, well-drained |
| Fruit Harvest | July to the first frost |
| Fruit Color | Black |