Castleton Euro Plum
USPP9638 until November 4, 2013 (expired) google patents
AKA NY 66.609.4
released 1993 by Cornell
Italian -19
Collections
- Michigan/MSU Harvest Windows for Plums and Prunes in Michigan
dark purple skin. self-fertile. productive, uniform size, excellent flavor, medium vigor, colors before mature, may require thinning
 - Michigan/MSU HNI 114 - Using, Storing and Preserving Plums
 - Michigan/MSU Summary of Plums grown in Michigan
51 acres
 - National/US Patent List
 - commercial/ACN Maturity Chart
 - New York/Cornell Stone Fruit Varieties
Valor x Iroquois
 
Harvest Times
- August 10 to August 23 [ref]