Ollalieberries are a type of blackberry, and blackberries in turn, belong to the bramble group. This group has a perennial root system and biennial canes. In fact, should you ever decide to plant your own blackberries keep in mind that they will be there to stay. Their root system, once well established, is almost impossible to eradicate
There are hundreds of varieties, some wild others cultivated, some erect, semi-erect or have trailing canes. Ollalieberries belong to this last category and they seem to do best in California, Arizona and New Mexico.
The berries themselves are large, shiny and vigorous and can be used in any recipe calling for blackberries.