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The size of these larger plants varies according to the particular variety and the age of the plant, but as a rough guide, 10 litre plants fall in the range 75 - 120cm (2½ - 4ft) high, while the 30 litres are generally 90 - 150cm (3 - 5ft). Water. All living things need water to survive, however, potato plants need extra care and attention when watering. The soil should be kept at a relatively consistent level of moisture, not too wet and not too dry. If the ground is allowed to dry up the plant and foliage will die but if there is too much water in the soil your potatoes will rot in the ground. Dimensions: 60.5cm diameter top, 43.5cm diameter base and 52cm depth. Internal top diameter 55.5cm. Capacity: 100 litres. It’s possible to use air pots and smart pots, lots of perlite and even drill holes in the side of standard pots and containers. Another option that has been around for some time, although not often mentioned, is the air pipe or air tube. The Air Pipe
It is particularly important for those feeding organically that there is plenty of oxygen in the root system because soil microbes need oxygen too! Sunlight. Place your potato containers in an area that gets at least 6-8 hours of sunlight each day.They need access to water and nutrients 24/7 – when the plants want them, rather than when we give them.
Dimensions: 60cm diameter top, 42.2cm diameter base and 43cm depth. Internal top diameter 54cm. Capacity: 80 litres. The above applies to container growing. If planting directly into the garden soil, or growing on an allotment, the bigger the root system, the better. Plants are left to “get on with it” so a root system that cover a bigger area is going to be able to find more water and nutrients. Creating the best growing conditions Cover the potatoes with approximately 5-10 cm of soil, don’t worry if this doesn’t seem like enough you will understand why it should be done like this later. The pictures below show, from left to right in each image, the following varieties in 10 and 30 litre pots:Seed potatoes. The great thing about growing potatoes at home, apart from them being tastier than usual, is that you can grow your favourite variety or a selection of different varieties. You may be thinking “How do I grow Maris piper’s in pots?” or “How to grow new potatoes in pots”, don’t worry. The process is the same regardless of the variety of potato planted. Tip: Add 4-5 cm of soil around each plant so that they are all surrounded by a small hill which covers around one-third of the showing plant. Don’t worry about the covered leaves dying, the plant will grow more.