SANTA ROSA PLUM-Prunus salicina Zone 5-9 Chill Hrs 400 Self pollinating. (3-Gal) This offering is for the 3-Gal size, Pre-pruned. Santa Rosa Plum-Prunus salicina Zone 5-9 Chill Hrs They will be sent to you bare root via USPS Priority Mail. Reddish-Purple colored ripening fruit. Self Pollinator. but produces more with additional variety pollinator Late season(summer) fruiting.. Grow Organic fruit in patio containers or garden. Needs only 400 chill hours-good for South or North! Japanese variety imported over 200 yrs ago like Burbank and Methley We grow these in Bare Root 18-24" and in 3-Gal. Pre-pruned.