Plum – Prunus X domestica or P. salicina Share this:Click to share on Pinterest (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window) Designed with love! Our Grower's Choice Subscription freshly picked and delivered to your door every month. Shop Now Common Name: Plum, Japanese Plum Botanical Name: Prunus X domestica or P. salicina, PROO-nus do-MES-ti-ca Decorative Life: 5-7 days. Flower Color: Pink, White Availability: Spring, Winter Family Roots: Member of the Rosaceae (rose family). Native to Eastern Asia, Japan. Relatives include apple, peach, potentilla, pear, strawberry. Personality: Has small, delicate flowers along woody branches. Stems cut to various lengths. Plant is a deciduous tree, classed as a dicotyledon, leaves not parallel veined. Flowers have a slight fragrance. Storage Specifics: One reports states 41F but mid 30s should be better. Tidbits: Prunus is the classical name for plum. The specific epithet name “domestica” means domesticated. The American Academy of Allergy, Asthma and Immunology lists this species as an allergy-safe pollen producing plant. Cut dormant branches can be forced into bloom by immersing them in 82 F water for 12 hours, then placing them upright in opening solution at 59-64 F and high humidity for 1-3 weeks.