U.S. Patent PP26,312
Southern Highbush Blueberry Variety
Keecrisp is a mid-to-late-maturing variety producing berries with an extremely crisp and firm texture.
Cultivar name: Keecrisp (selection code FL 06-556)
Recommended for Florida: no, too late for the Florida market window.
FL region best adapted to: none
Production system: deciduous
Hydrogen cyanamide: Recommended; needs hydrogen cyanamide for leafing
Machine Harvestability: Possible; it has performed well under grower trials. Suitable for machine harvest for fresh market.
Per plant yields (Density 1,452-1,742 plants/acre):
o North-central FL (2015-2021): 2.2 – 7.0 lbs/plant, average 4.9 lbs/plant
Known disease susceptibility: none observed to date
Known insect damage susceptibility: none observed to date
Fruit quality data:
o Fruit firmness: 250 – 303 g/mm, average 267 g/mm, much higher than Emerald
o Berry Weight: 2.1 – 3.0 grams, average 2.5 grams, similar to Emerald
o Berry Diameter: 17.5 – 20.2 mm, average 18.6 mm, similar to Emerald
o Brix: 10.6 – 13.1, average 12.1, higher than Emerald
o Brix/Acid Ratio: 37.3 – 78.7, average 58.9, much higher than Emerald
o Fruit scar: small and dry
o Wax/bloom: medium
o Fruit defects: none observed
o Flavor Score: 24.5 – reference Emerald (19.9), Kestrel (29.0)
o Aroma: none
Cultivars with overlapping timing of flowering: Emerald, Farthing, Kestrel, Magnus, Patrecia, San Joaquin, Vireo
Other information: Has an upright plant architecture and has shown to have high yield when receiving adequate chilling. Leafing may be delayed, even with hydrogen cyanamide application.
License availability: For a list of current nursery licensees in the USA, click here
For licensing availability contact Florida Foundation Seed Producers (FFSP):