Rubus 'APF-12' Plant Patent #16,989Item #6787 USDA Hardiness Zone: 4 - 8
A primocane-fruiting blackberry that will produce fruit on first-year canes. Medium-sized, firm berries are ideal for home garden use. Offers an extended harvest from mid-June through to frost. Upright, thorny canes work well planted in hedgerows. Performs well in containers. Deciduous.
- OverviewLight Needs:Full sunWatering Needs:Water regularly - weekly, or more often in extreme heat or containers.Average Landscape Size:Fast growing canes reach 3 to 5 ft. tall and wide.
- DetailBotanical Pronunciation:ROO-busPlant type:PerennialDeciduous/evergreen:DeciduousGrowth habit:RoundedAverage landscape size:Fast growing canes reach 3 to 5 ft. tall and wide.Foliage color:GreenBlooms:SpringFlower color:WhitePatent Act:Asexual reproduction of plants protected by the Plant Patent Act is prohibited during the life of the patent.Companion PlantsRosemary (Rosmarinus); Lavender (Lavandula); Russian Sage (Perovskia); Salvia (Salvia); Yarrow (Achillea)
- CareCare InformationProvide fertile, mildly acidic, well-drained soil. Water deeply, regularly in first growing season to establish extensive root system. Feed before new growth begins in spring. After harvest, prune to ground older canes that have fruited, leaving one-year-old canes to produce next season's crop. Train newer canes on a trellis.Light Needs:Full sunWatering Needs:Water regularly - weekly, or more often in extreme heat or containers.
- History & LoreHistory:'Prime-Jim' was released in 2004 from the University of Arkansas breeding program. It is one of the first cultivars of primocane fruiting blackberry. It grows much like the other erect cultivars however the canes that emerge in the spring will flower in mid-summer and fruit in late summer or fall. The fall crop has its highest quality when it ripens in cool mild climates such as in California or the Pacific Northwest.Lore:Blackberries are notable for their high nutritional contents of dietary fiber, vitamin C, vitamin K, folic acid - a B vitamin, and the essential mineral, manganese.
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