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Potato grow bags

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Potato grow bags

Potatoes are one of the easiest vegetables to grow. You can grow them directly in the ground or plastic containers or cardboard boxes, or Grow bags.

Some of the benefits of growing potatoes in grow bags:

  • You can place them anywhere irrespective of the size of the garden. It can be grown in a patio or balcony where space is the constraint.
  • By adding layers of soil during the plant growth, you can get more potatoes.
  • It is easy to harvest the potatoes.
  • You don’t have to worry about crop rotation.
  • You don’t have to worry about soil-born pests and diseases because they will not be grown in garden soil.

There are some grow bags available in the market, especially for potatoes with flaps. These bags allow you to harvest new potatoes without disturbing the whole plant.

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How to grow potatoes in a bag?

What You Need:

  1. Seed potatoes
  2. Grow bags
  3. A mixture of soilless potting mix and good quality compost (avoid garden soil)
  4. Potato fertilizer( phosphate and potassium are more beneficial to potato growth)   

Potato growing season

Potatoes required cool weather. They cannot tolerate freezing temperatures. Depending on the local weather, you can plant from March through May. They stop growing when the soil temperature reaches 80 degrees Fahrenheit.

Where to place potato Grow Bags?

Select the sunniest site possible. Although 6 hours of direct sunlight is sufficient, more sunlight is best.

Choosing seed potatoes

If your seed potatoes are small, you can plant them whole. 

For large seed potatoes, you can cut them into pieces. Make sure that the cut piece has one or more eyes. Plant the cut pieces only after one or days of air-drying them to avoid rotting.

Planting process

  • Fold the edge of the bag up to 4 inches. You can unfold it once the plant grows taller.
  • Add about 4 to 5 inches of moist soil into your bag. 
  • Place each seed potato cutting on the soil surface with the eye facing upwards. By doing so, it gives the potatoes the best opportunity to start well. 
  • You can plant about one seed for a 3-gallon capacity grow bag. So for 10 gallons grow bag, you can place about 3-4 seed potatoes.
  • You can cover the potatoes with about 3 inches of soil.
  • Keep the soil moist. Do not overwater.
  • Do not let the bag dry out.
  • When the plant grows up to 6-8 inches, add more soil to the bag. It is okay even if some foliage gets buried.
  • Continue to add soil when the plants get taller. Unfold the bag when it reaches the folded mark. You keep continuing to add soil until the bag is full.
  • Keep watering regularly. The soil should feel moist, not soggy.
  • Potatoes take up to four months to grow. Potatoes usually are best dug up when the green part of the plant starts to die and turn brown. 

Ref: https://extension.unh.edu/blog/what-best-way-grow-potatoes-containers

 

Also read: All about Grow bags