How far apart do you plant potatoes in a container?

May, 2022
Darren Spalding

Standard or larger potatoes can span a large number of varieties but are usually more than 2 ½ inches in diameter. Sarpo Mira has a plant about 24 inches wide when fully ripe and requires at least 18 inches of space between each potato planted to achieve its full growth. Depending on the type of potato varieties you're growing, you may need to plant them further apart. For this method, dig a shallow trench about 4 inches (10 cm).

Plant each piece of potato (cut side down, eyes up) every 12-15 inches with rows 3 feet apart.

What happens if you plant potatoes too close together?

One of the biggest benefits of growing in pots, boxes, or bags is the ease of harvesting — you simply throw out the container and collect your potatoes. Small potatoes are the result of competition from neighboring plants for water and nutrients in the soil. Poor air circulation can cause an increase in fungal diseases such as powdery mildew in a crowded garden. If you are somewhere but in the cool northern or mountain states, it doesn't make sense to plant potatoes in June.

When growing on a small scale, nothing is more rewarding than digging up your potato crop by hand.

What is the correct spacing for potatoes?

In all cases, drilling the soil from an initial depth of at least 10 cm (4 inches) to a depth of between 30 and 48 cm (12 to 18 inches) is required for the best quality and yield. If gardeners don't leave enough space between their potatoes when planting, they endanger their plants by not being able to hill them sufficiently. When planting them in grow bags or containers, make sure they have proper drainage holes so excess moisture can get down Fingerling and other small potato varieties can sometimes have double rows in each trench and still yield a high yield.

Do you plant potatoes with the sprouts up or down?

The eyes sprout depending on how much light they are exposed to, both on a whole potato and just one section. While whole seed potatoes or parts of seed potatoes can be planted right after cutting, drying the cut sides create a protective barrier that can protect against organisms that could cause the potatoes to rot. Once you've followed the steps up to this point, your potato plants should be planted in a location where they have enough sunlight, plenty of space, and healthy soil with the right pH and enough nutrients. Hardening may not be necessary in late spring as the soil tends to be warmer and promotes less rot, while soil is generally cooler and wetter in spring and seed potatoes benefit from the added layer of protection.

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