Plum Fruit Development

Plum Flower & Fruit Photo Gallery

These photos are viewable courtesy of University of California research and extension personnel and programs, including the UC Statewide IPM Program for the photos related to flower and fruit development. 

Photos of historic cultivars were provided by Ted DeJong, UC Davis Department of Plant Sciences. The photos in this collection represent cultivars grown in California, in both commercial and non-commercial production, during the state's long history of tree fruit production.

Santa Rosa plums at jacket stage w/ one yellow, senescing fruitlet.
Santa Rosa plums at jacket split stage.
Senescing plum fruitlet (above), small green fruit,
Santa Rosa plums at jacket stage w/ one yellow, senescing fruitlet. Santa Rosa plums at jacket split stage. Senescing plum fruitlet (above), small green fruit,
Photo by JK Clark. UC Statewide IPM Project, © UC Regents Photo by JK Clark. UC Statewide IPM Project, © UC Regents Photo by JK Clark. UC Statewide IPM Project, © UC Regents
Santa Rosa plums at the jacket stage.
Young Santa Rosa plum fruit.
Santa Rosa plums at the jacket stage. Young Santa Rosa plum fruit.
Photo by JK Clark. UC Statewide IPM Project, © UC Regents Photo by JK Clark. UC Statewide IPM Project, © UC Regents
Santa Rosa plums on tree.
Santa Rosa plums on tree.
Photo by JK Clark. UC Statewide IPM Project, © UC Regents