For best results, carefully remove plants from box and transplant as soon as possible, following these instructions for growing your primocane-fruiting (fall-bearing blackberries) (Rubus spp.).
Key Growing Information

Blackberries | Key Growing Information

Written by our research team, this reference contains the essential information for growing BLACKBERRIES. Read more for a successful harvest!
John R Clark, PhD, cane fruit breeder and Professor of Horticulture at the University of Arkansas, describes the world's first thornless blackberry variety that flowers and fruits on 1st-year canes. Prime-Ark Freedom, released by UA's Division of Agriculture, features exceptionally large, exceptionally early, flavorful berries in abundance.