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U.S. Patent PP26,312
Southern Highbush Blueberry Variety

Southern Highbush Blueberry Variety

U.S. Patent


General Description

San Joaquin has a vigorous, upright structure.

Cultivar name: San Joaquin (selection code FLX-1)

Recommended for Florida: no, too late for the Florida market window.

FL region best adapted to: none

Production system: deciduous

Hydrogen cyanamide: performs well with or without hydrogen cyanamide

Machine Harvestability: no data yet

Per plant yields (Density 1,452-1,742 plants/acre):

o North-central FL (2018-2021): 8.8 – 10.96 lbs/plant, average 9.98 lbs/plant 

Known disease susceptibility: Botryosphaeria stem blight

Known insect damage susceptibility: none observed to date

Fruit quality data:

o Fruit firmness: 190 - 200 g/mm, average 195 g/mm, similar to Emerald

o Berry Weight: 2.7 – 3.0 grams, average 2.9 grams, a little higher than Emerald

o Berry Diameter: 18.5 – 19.4 mm, average 19.0 mm, a little larger than Emerald

o Brix: 10.0 – 10.7, average 10.4, lower than Emerald

o Brix/Acid Ratio: 13.9 – 21.0, average 17.5, lower than Emerald

o Fruit scar: medium and dryo Wax/bloom: medium

o Fruit defects: some tearing observed by growers

o Flavor Score: 26.8 – reference Emerald (19.9), Kestrel (29.2)

o Aroma: none

Cultivars with overlapping timing of flowering: Emerald, Jewel, Keecrisp, Kestrel, Magnus, Patrecia, Vireo

Other information: produces good quality berries, yields well, and exhibits a very desirable upright growth habit

License availability: For a list of current nursery licensees in the USA, click here.

License Availability

For licensing availability contact Florida Foundation Seed Producers (FFSP):​​

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