Daidai double calyx sour orange

Citrus taiwanica Tanaka & Y. Shimada

CRC 656
PI 539681


Received as budwood by I.J. Condit from C.C. Chapman grove, Fullerton, Ca, 1915.


Said to have come from Brazil.

Rootstocks of accession

Carrizo citrange, C-35 citrange

Season of ripeness at Riverside

January to March

Notes and observations

RGL: Identified by Dr. T. Tanaka of Japan 12/28 as Daidai, on of the most commonly used Japanese stocks.

EMN, 1985: This accession had exocortis and seedling yellows, removed by shoot tip grafting

2/24/1988, EMN: Calyx hangs on tree after fruit falls. This cultivar may have slightly thicker rind than most sours, on average.


Not commercially available in California.

USDA Germplasm Resources Information Network page for Daidai double calyx sour orange


Photos by David Karp and Toni Siebert, CVC.
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