Initially, banana stems or bunches are an impressive sight, weighing between 30 to 130 pounds (13.6 – 59 kg) and containing anywhere from 56 to 140 individual hands, which are clusters of bananas on the stem. The harvesting process is crucial: the stem is cut when the bananas are mature yet still green, after which the tree is felled.
Traditionally, bananas were shipped in bunches on the stem, but modern practices have shifted towards handling them as individual hands or groups of bananas. The bananas are cut from the stem and carefully packed into plastic-lined boxes. Prior to boxing, they might undergo treatment with fumigants and are precooled to temperatures between 57 – 62 degrees Fahrenheit (13.8 – 16.7 degrees Celsius).
Temperature control is critical during transportation and storage. Bananas are susceptible to chilling injury if exposed to temperatures below 55 F (12.8 C), which can damage surface cells and hinder proper ripening. Conversely, prolonged exposure to temperatures exceeding 70 F (21.1 C) can hasten ripening, leading to overripeness and spoilage.
The optimal conditions for ripening bananas range from 58 – 64 F (14.4 – 17.8 C). To expedite this process, ethylene gas is often employed, accelerating the natural ripening cycle. This controlled approach ensures that bananas reach consumers in peak condition, ready to be enjoyed at just the right level of ripeness.
In conclusion, the handling of bananas post-harvest is a precise science aimed at preserving freshness and flavor. By carefully managing temperature and employing ripening techniques, the journey from the plantation to the kitchen results in those perfectly ripe, yellow bananas we all love.
Bananas Post-Harvest Process
