Post Harvest Handling of Avocados

Avocados, nature’s creamy green gems, are not only a delight to consume but also a prized crop for growers around the world.

As avocado growers, we often relish the moment when we slice into a perfectly ripe fruit.

However, achieving that moment requires meticulous post-harvest handling and storage techniques.

In this blog post, we will explore the art of preserving the perfection of avocados after harvest.

From understanding optimal maturity to proper handling, sorting, and storage methods, we’ll uncover the secrets to extending the shelf life of these delicious fruits.

Understanding Optimal Maturity

The first step in preserving avocados is to determine their optimal maturity.

Harvesting at the right stage ensures a balance between flavor, texture, and durability.

The key indicators of avocado maturity include skin color, firmness, and oil content.

A vibrant green skin transitioning to a darker hue and a slight yield to gentle pressure are signs of ripeness.

It’s essential to note that avocados continue to ripen off the tree, so harvesting slightly under ripe fruit is advisable to prevent over ripening during storage.

Proper Handling and Sorting

Proper handling and sorting are critical steps in the post-harvest process of avocados.

These practices help preserve the quality and value of the fruit, ensuring that only the best avocados progress to storage and eventually reach the market. Let’s delve deeper into the importance of proper handling and sorting techniques.

1. Gentle Handling

Avocados are delicate fruits that require gentle handling to prevent bruising or damage.

The first rule of proper handling is to avoid dropping or throwing the avocados.

Instead, they should be carefully placed in padded containers or bins to cushion any impact.

By treating the fruit with care, growers can minimize physical damage and maintain the appearance and marketability of the avocados.

2. Size and Shape Sorting

Sorting avocados based on size and shape is essential for several reasons.

Firstly, it ensures uniformity in packaging, making it easier for distributors and retailers to display and sell the fruit.

Secondly, it helps optimize the utilization of storage space, as avocados with similar sizes can be packed more efficiently. Additionally, sorting by size and shape facilitates quality control, as it allows growers to identify any abnormal or deformed fruit that may not meet market standards.

3. Visual Quality Sorting

Visual quality sorting involves evaluating the external appearance of avocados to assess their marketability.

Avocados with blemishes, scars, or skin discolorations may not meet the desired quality criteria.

By visually inspecting the fruit, growers can separate out avocados with any imperfections or signs of damage, ensuring that only visually appealing avocados progress to storage.

4. Ripeness Sorting:

Sorting avocados based on their ripeness level is crucial for optimizing storage and distribution timelines.

Avocados harvested at different stages of ripeness may have varying shelf lives.

By categorizing avocados into different ripeness groups, growers can plan their storage and distribution strategies accordingly.

This helps ensure that avocados reach consumers at their desired ripeness, maximizing their flavor and eating experience.

5. Packaging and Labeling:

Once sorted, avocados should be appropriately packaged to protect them during transportation and storage.

Padded containers or bins with breathable materials, such as mesh, allow for proper air circulation, reducing the risk of condensation and mold development.

Avoiding over packing and stacking the avocados too high is crucial to prevent excessive pressure on the fruit, which can lead to bruising or damage.

6. Traceability:

Proper handling and sorting practices should be accompanied by effective labeling and traceability systems.

Each batch of avocados should be clearly labeled with information such as harvest date, variety, and grower details.

This enables better inventory management, quality control, and facilitates tracking any potential issues or concerns.

By implementing proper handling and sorting techniques, avocado growers can enhance the overall quality of their crop, minimize losses, and ensure that the avocados meet the expectations of the market. These practices contribute to customer satisfaction, build trust, and establish a reputation for consistently delivering high-quality avocados.

Storage Conditions and Techniques

Proper storage conditions play a pivotal role in preserving the flavor, texture, and appearance of avocados.

Temperature and humidity are critical factors that influence shelf life. The ideal storage temperature for avocados ranges between 45°F (7°C) and 55°F (13°C).

However, it’s important to avoid temperatures below 40°F (4°C) as it can lead to chilling injury, causing internal discoloration.

Relative humidity (RH) levels are equally important.

Avocados prefer a humidity range of 85-95% to minimize moisture loss.

Dry conditions can result in shriveled fruit, while excessive humidity can promote mold growth and decay.

To maintain optimal humidity, consider using humidifiers or misting systems in storage facilities.

Ethylene gas, a natural plant hormone, plays a crucial role in the ripening process.

Ethylene can be utilized to accelerate or delay the ripening of avocados.

By controlling the exposure of avocados to ethylene, growers can carefully manage the ripening timeline to match market demand.

Packaging also plays a significant role in preserving avocados.

Padded containers or bins with breathable materials like mesh allow for proper air circulation, reducing the risk of condensation and mold development. Avoid stacking avocados too high to prevent excessive pressure on the bottom layers.

Regular Monitoring and Quality Control

To ensure the best possible storage outcomes, regular monitoring and quality control measures are essential.

Regular monitoring and quality control are crucial aspects of post-harvest handling and storage of avocados.

By implementing these practices, growers can ensure that the stored avocados remain in optimal condition, minimizing losses and maintaining the quality of the crop.

Remove Damaged or Spoiled Fruits Promptly

One of the primary objectives of regular monitoring is to identify and remove any damaged or spoiled fruit promptly.

As avocados are perishable, a single decaying fruit can release ethylene and accelerate the ripening process of surrounding avocados, leading to a domino effect of spoilage.

Therefore, it’s important to inspect the stored avocados regularly, paying close attention to signs of rot, decay, or mold.

This can be done by visually examining the fruit and gently squeezing them to check for soft spots or excessive firmness.

During the monitoring process, it’s advisable to remove any compromised avocados immediately.

This helps prevent the spread of pathogens and preserves the overall quality of the remaining fruit.

Damaged or spoiled avocados can be set aside for alternative uses like composting or processing, ensuring that only the best avocados make it to market.

Rotate Avocados Periodically

In addition to visual inspection, growers should also rotate the avocados periodically during storage.

This ensures that all the fruit receives equal exposure to the storage conditions, minimizing any variations in ripening or quality.

By rotating the avocados, growers can address potential issues such as uneven cooling, excessive humidity, or improper ethylene exposure.

Quality control Measures

Quality control measures go hand in hand with regular monitoring.

Establish Quality Standards

It’s essential to establish and maintain specific quality standards for avocados, ensuring that they meet the desired criteria for size, appearance, and overall marketability.

This involves implementing grading systems to classify the fruit based on quality parameters such as skin texture, color, and absence of defects.

Avocados that do not meet the established quality standards should be sorted out and handled separately to prevent them from affecting the overall quality of the crop.

Furthermore, quality control involves keeping detailed records of the monitoring and inspection processes.

This helps track the performance of storage techniques, identify patterns or issues, and make informed adjustments for future harvests.

By maintaining comprehensive records, growers can gain valuable insights into the effectiveness of their post-harvest handling and storage practices and continually improve their operations.

Regular monitoring and quality control are integral to the post-harvest handling and storage of avocados.

By closely observing the stored fruit, promptly removing any damaged or spoiled avocados, rotating the stock, and implementing quality control measures, growers can maintain the quality of their avocados and maximize the market value of their crop.

These practices ensure that only the finest avocados reach the consumers, enhancing customer satisfaction and the reputation of the growers in the industry.


Post-harvest handling and storage of avocados is an art that combines science, precision, and a passion for preserving perfection. By understanding optimal maturity, employing proper handling and sorting techniques, and creating the right storage conditions, growers can extend the shelf life of avocados while maintaining

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