The Casselman is one of the so-called Japanese plums, which is a bit of misnomer since its lineage—like other Japanese plums–can be traced back to China. The Casselman plum’s ancestors were brought to California from Japan by Luther Burbank around the turn of the twentieth century. Burbank—who did much of his plum breeding in the northern California town of Santa Rosa–was responsible for the introduction of more than 100 different varieties of plums including the Casselman.

Ripens August 1–10
Bud mutation of Late Santa Rosa. Fruit is round, firm, stores well and has good quality. Skin is a light red color with orangish–yellow flesh. Fruit has a tendency to crack on stem end, particularly if subjected to rain