How to Store Seed Potatoes Before Planting??

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  • Post last modified:February 8, 2024

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When it comes to planting potatoes, proper storage of seed potatoes is a crucial step that can significantly impact your harvest. In this comprehensive guide, we will delve into the best practices for storing seed potatoes before planting, ensuring optimal conditions for growth and a bountiful harvest.

Understanding the Importance of Seed Potato Storage

Why Proper Storage Matters

The success of your potato crop can be ensured by properly storing seed potatoes. It directly influences the health of the potatoes, their ability to sprout, and ultimately, the yield you can expect at harvest time.

Key Factors for Successful Storage

To achieve optimal seed potato storage, consider the following factors:

1. Temperature Control

To maintain the correct temperature, aim for a cool, dark location with a temperature range of 40-45°F (4-7°C). This helps prevent premature sprouting and inhibits the growth of harmful pathogens.

2. Humidity Management

Humidity levels play a pivotal role in seed potato storage. To prevent the potatoes from drying out and turning shriveled, aim for a humidity range of 90-95%.


3. Adequate Ventilation

To prevent sprouting acceleration, ensure proper air circulation to prevent the accumulation of ethylene gas. Well-ventilated storage spaces contribute to a healthier potato crop.

Step-by-Step Guide to Storing Seed Potatoes

Step 1: Harvesting

Step 2: Curing

The first step in proper seed potato storage begins with a successful harvest. Dig up the potatoes carefully, avoiding any damage to the tubers. Choose only healthy, disease-free potatoes for storage.

Allow the freshly harvested potatoes to cure for two weeks in a well-ventilated area before storing them. This process toughens the skin, enhancing its storage capabilities.

Step 3: Sorting

Prioritize the highest quality potatoes for long-term storage by sifting through the cured potatoes and discarding any that are damaged or diseased.


Step 4: Packaging

Choose appropriate containers for storage. Perforated plastic bags or crates work well, allowing air circulation while keeping the potatoes in the dark. It’s best to avoid using non-perforated plastic bags, as they can trap moisture and cause rot.

Step 5: Storage Location

Pick a storage place that is cool, dark, and well-ventilated, such as a root cellar or cellar. Keep the temperature within the recommended range, and monitor humidity levels regularly.

Step 6: Regular Monitoring

Ensure stored potatoes are regularly checked for sprouting, rot, or disease. Remove any compromised potatoes promptly to prevent the spread of issues to the entire batch.

Troubleshooting Common Issues


Preventing Sprouting

If you notice early signs of sprouting, consider adjusting the storage temperature to the lower end of the recommended range. Additionally, ensure adequate ventilation to minimize ethylene buildup.

Addressing Excessive Moisture

If high humidity leads to excess moisture, add moisture-absorbing agents like silica gel to the storage containers. This helps maintain an optimal storage environment.



Achieving success in potato cultivation starts with proper seed potato storage. The foundation for a thriving potato crop can be established by following these meticulous steps. A more abundant harvest when planting season comes is directly related to attention to detail in storage.

For more expert insights and gardening tips, Happy planting!

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