Luther Burbank developed the Santa Rosa plum in the early 20th century (~turn of the 20th century) by crossing Japanese plums, American plums, and Chinese plums, creating a variety with unusual genetic history and high compatibility for multi-grafting purposes.
factualpending
Speaker
Sam Van AikenEvidence Quote
“Santa Rosa was developed by Luther Burbank, probably about the turn of the 20th century... crossed Japanese plums with American plums and a Chinese plum”
Source
Creating Multi-Grafted Fruit Trees with Sam Van Aken | The Tree of 40 Fruit (Eps 65)— Orchard PeopleCreated: 8/13/2026, 10:27:11 AM
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