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Recorded contributions to citrus breeding, introduction, and history.
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World of CitrusWorld of CitrusRecorded contributions to citrus breeding, introduction, and history.
11 credits across 10 varieties · Howard B. Frost
The UCR collection entry and Hodgson’s 1967 account describe Frost Valencia as a nucellar seedling selection made or derived by H. B. Frost at the Citrus Research Center, Riverside, about 1915.
Riverside, California, United States
Made the King tangor × Willowleaf mandarin cross from which Kinnow originated.
Howard B. Frost made the King tangor × Willowleaf (Mediterranean) mandarin cross at the University of California Citrus Experiment Station in Riverside in 1915. Kinnow and Wilking were sister selections from this cross.
Riverside, California, United States
Sources: [1]
Made the 1915 King × Willowleaf cross that produced Wilking.
UCR reports that H. B. Frost made the King × Willowleaf cross at Riverside in 1915; Wilking and Kinnow were sister seedlings from that cross. The source does not specify seed- and pollen-parent direction.
Riverside, California, United States
UCR CRC 3178 records receipt as seed from an H. B. Frost seedling in Riverside in 1916. This credit identifies the recorded seed source; the source does not establish a separate Selector role.
The CRC 3178 accession was received in 1916 as seed from an H.B. Frost seedling from the Rubidoux Tract old-line Satsuma in Riverside, California. The source lists the accession's parents as unknown.
Riverside, California, United States
Sources: [1]
H. B. Frost received seed from an old-line Lisbon lemon at Riverside in 1917; the resulting nucellar selection became Frost Lisbon.
Riverside, California, United States
Sources: [1]
Selected the Trovita seedling in 1928.
Howard B. Frost selected the promising seedling in 1928. Unlike Washington navel, the fruit lacked a navel and was smaller, juicier, and milder in flavor.
Riverside, California, United States
Sources: [1]
Described and named Trovita in 1928.
Howard B. Frost described and named the selected seedling Trovita in 1928, using an Esperanto-derived word meaning “found.”
Riverside, California, United States
Sources: [1]
Produced the King Tangor × Willowleaf Mandarin hybrid from which Encore was selected.
Howard B. Frost crossed King Tangor as the seed parent with Willowleaf Mandarin as the pollen parent at the University of California Citrus Research Center. The surviving standard accounts do not provide the cross year or original seedling designation.
Riverside, California, United States
Sources: [1]
H. B. Frost developed the Frost Eureka selection at the Citrus Research Center in Riverside. The current record does not specify the selection year.
Riverside, California, United States
Sources: [1]
The UCR CRC3184 profile reports that H. B. Frost received Marsh grapefruit seed in 1915 and selected Frost Marsh from the resulting nucellar seedlings. The page also reproduces a 1967 account saying the seed was planted in 1916. These statements distinguish seed receipt from planting; the selection year is not stated.
Sources: [1]
H. B. Frost produced Frua from a cross of King mandarin and Dancy tangerine at the University of California Citrus Research Center. The current record does not specify the cross year.
Riverside, California, United States