Cumulus' was introduced in 1972. It was selected for its upright growth habit. Cumulus' is covered with white flowers in early spring. Strata' was selected by Dr. Ed Hasselkus of the University of Wisconsin for its horizontal branching habit. Strata' grows approximately 20 to 25 tall and has a similar spread.
Plants sucker freely.
It has consistently produced the highest yields in trials conducted in Canada. Pembina' produces large, sweet, full flavored berries. The shrubs reach a height of 10 feet. Thiessen' was found growing near Langham, Saskatchewan and was introduced in 1976. It is perhaps the largest fruiting variety with good flavor and productivity.