Blue Damson Plum Tree - 1 1/2 Yr Old Bare Root Tree - 1 Each Purchase a Blue Damson Plum Tree 2'-3' tall. This plum is delicious when eating and also making jam, or wine. Sweet spicy flavor. One of the most popular plums in America. Plums will ready to harvest in September. *Images are for reference only and are of mature plants * In winter all plants will ship dormant (without leaves).