Their genetic background is quite variable, therefore, the varieties may perform differently from each other. Most southern highbush are self-fertile, but two varieties should be planted in order to get better yields. Southern highbush ripens about three weeks earlier than rabbiteye, and should perform well across the state. Berries will ripen 1-2 weeks later in northern Oklahoma than in southern Oklahoma. In order to get good pollination, purchase at least two varieties that bloom near the same time.
Highbush blueberry varieties all bloom about the same time.
Southern highbush may be greatly variable in bloom time, therefore, ask your nursery source which varieties will bloom near the same time. Purchase plants from a reputable nursery. If the plants are infested or infected, return them to the nursery. Propagation and Planting Softwood cuttings taken from healthy, vigorous mother plants may be rooted in a shaded mist bed. Blueberries are somewhat difficult to propagate, but unpatented varieties could be propagated by a homeowner on a hobby basis.