To make growing blueberries easier, do NOT plant them in the ground!! Container-grown blueberries are ornamental as well as productive. Growing Blueberries: Vaccinium in hot, dry climates and Arizona and California. Rabbiteye. Planting: Plant blueberries in January, when they are dormant, in a 20-24" diameter container. Gardening in Tucson, Phoenix, Arizona and California. It doesn’t need a cold winter to get a good crop. Locate the containers where they … The fruit is a good size and a winner on flavour. It was bred in Northern NSW for the commercial blueberry industry. Rabbiteye blueberries (V. ashei) are a species native to the Southeastern United States, where they evolved in a climate with hot summers and winters that are often mild. Blueberries make a wonderful container plant. Best of all OB1 is a low-chill variety, so it performs well in hot weather climates. See: Blueberries in Containers. OB1 is a new variety of blueberry that fruits all year round. Blueberries like a low PH of 4.5 to 6.0, with 5.5 being optimal, and they like to grow in actively decomposing organic matter.