Frost nucellar Valencia orange

Citrus sinensis L. Osbeck 

CRC 3031 
PI 539660
VI 240


Produced at the Citrus Research Center, Riverside, California, 1915.


Frost nucellar Valencia is a nucellar seedling selection made by H.B. Frost. 

Rootstocks of accession

Carrizo citrange, C-35 citrange

Season of ripeness at Riverside

March to July

Notes and observations

11/1989, EMN: Seed obtained from Rubidoux, Ca. A typical Valencia. Has lost popularity in recent years and is little used now.

Description from The Citrus Industry Vol. 1 (1967)

"Frost Valencia is a nucellar seedling derived about 1915 by H. B. Frost of the Citrus Research Center, Riverside, and released in 1952.  Exceptionally vigorous and productive, it is the oldest of the California nucellar budline selections and currently the most popular."


Commercially available in California through the Citrus Clonal Protection Program.  Click here to order budwood.


USDA Germplasm Resources Information Network page for Frost nucellar Valencia orange


C-35 left, Carrizo right, 25 year old trees. Photos by Toni Siebert, CVC, 4/11/2008.
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