US-897 Citrandarin Trifoliate Hybrid Budwood

In all field evaluations, US-897 rootstock produced dwarf trees that had good fruit productivity on a canopy volume basis and yielded good fruit quality. The major positive attributes of this new rootstock are resistance or tolerance to citrus tristeza virus, Phytophthora palmivora, and Diaprepes root weevil, dwarfing effect on scion tree size, induction of high fruit quality, induction of good productivity per canopy volume on grafted scions, and ease of seed propagation. Susceptible to citrus blight or similar disease at a higher rater after ten years of age.