4 Ways To Keep Your Potatoes From Sprouting in Storage

White potatoes sit in three large wooden boxes in a root cellar. Many of the potatoes have begun to sprout.

Potato sprouting can be a frustrating issue for many farmers. Those little shoots not only ruin the appearance of your crop but can also decrease its shelf life. Thankfully, there are several proven ways to keep your potatoes from sprouting in storage. By following these simple tips, you’ll not only preserve your harvest for longer but also reduce waste and maximize your yield.

Store Potatoes in a Cool, Dark Place

The ideal storage environment for potatoes is cool and dark with temperatures between 40°F and 50°F (4°C to 10°C). These conditions slow down the metabolic processes that trigger sprouting.

Light exposure can encourage solanine production, making the potatoes turn green and potentially toxic. Storing potatoes in a humid environment prevents them from drying out too quickly, while cooler temperatures help keep the potatoes in a state of dormancy. A well-ventilated cellar, basement, or storage facility designed to maintain these conditions is the perfect spot to keep your harvest in prime condition.

Keep Potatoes Away from Ethylene-Producing Fruits and Vegetables

Storing potatoes next to apples, bananas, or tomatoes spells disaster for their longevity. These fruits release ethylene gas, which speeds up the ripening process and can kick-start sprouting in nearby potatoes. Onions, garlic, and peppers also produce ethylene gas, so store these away from the potatoes.

If you’re short on storage space, make sure you allocate separate areas for these high-ethylene producers. Skipping this simple precaution may be the difference between storing a crop that lasts months and one that sprouts in a matter of weeks.

Use Breathable Storage Containers

Plastic bags and sealed containers create a stifling environment that traps moisture, encouraging rot and sprout growth. Instead, opt for breathable storage containers such as mesh bags, ventilated wooden crates, or cardboard boxes. Paper potato bags are another excellent choice, as they combine breathability with durability to help maintain an optimal environment. Containers that allow air to circulate help preserve freshness by preventing the buildup of humidity.

Regularly Inspect and Remove Sprouting Potatoes

No matter how perfect your storage setup is, a few potatoes may still sprout. Make regular inspections part of your routine. If you spot sprouts, remove them by gently rubbing them off. The potato itself is still safe to eat as long as it hasn’t softened. However, if you notice signs of rot or mold, the affected potato must be discarded immediately to protect the rest of your supply. Early intervention prevents a single sprouting spud from spoiling the entire batch.

Proper storage practices go a long way in ensuring the quality and longevity of your harvest. By following these effective ways to keep your potatoes from sprouting in storage, you can extend their life, reduce waste, and ensure the best possible return on your hard work. Implement these tips today and see the difference they make in maintaining the quality of your potato yield.