How To Grow Potatoes (Spuds Or Taters if you prefer) In The UK

 

How to Grow Potatoes in the UK

A practical guide for people who trust vegetables more than the weather forecast

If there were a national vegetable of Britain, it wouldn’t be the carrot (far too sensible), nor the parsnip (far too divisive). It would be the potato. Dependable, versatile, slightly muddy, and capable of surviving things that would finish off lesser plants - much like the average British gardener.

Potatoes are what's called the gateway crop. You plant something that looks like a forgotten science experiment, cover it with soil, mostly ignore it, and months later dig up an actual meal. This feels like magic, even if you’re technically just doing what farmers have done for centuries.

Growing potatoes in the UK is refreshingly achievable. Our climate suits them, our soils tolerate them, and even our pessimism aligns nicely with their low expectations. That said, a little knowledge goes a long way - mainly in preventing sad, tiny potatoes and unexpected invasions of slugs.

Let’s dig in (yes, that joke was inevitable and there's worse to come)

Why Potatoes Love the UK (Despite Everything)

The UK is practically potato headquarters. Cool summers? Fine. Occasional rain? Potatoes love it. Soils ranging from clay to sand? 

They’ll manage, though they do have preferences (like the rest of us). In other words, they were basically designed for the British Isles.

Limited for space? then grow Potatoes in bags or containers 

They don’t enjoy:

• Extreme heat

• Long droughts

• Being waterlogged for weeks on end

Luckily (and occasionally unluckily), the UK usually provides a balanced mix of none of the above for very long.

Potatoes also grow well in:

• Vegetable beds and the garden

• Raised beds

• Containers

• Grow bags

• Old compost bags with holes stabbed in them (very British ingenuity)

If you have a garden, a patio, or even just a vague outdoor area where rain occasionally lands, you can grow Potatoes. They are, however, not psychic. They do need some basic care.

Choosing Potato Varieties: Its A Matter Of Being Early Or Late

Potatoes are grouped into three main types, which sounds complicated until you realise it’s just about
how impatient you are.

First Earlies -

These are for the impatient ones amongst us.

• Ready in about 10–12 weeks

• Smaller potatoes, delicate skins

• Fewer problems with blight

• Ideal if you want quick gratification

Examples:

• Rocket

• Swift

• Arran Pilot

Great for boiling, buttering, salads and feeling smug in early summer.

Buy them from a garden centre, nursery or online see specialist

Second Earlies

for the slightly more relaxed and chilled out gardener.

• Ready in about 13–15 weeks

• Bigger than first earlies

• More versatile in the kitchen

Examples:

• Charlotte

• Maris Peer

• Kestrel

Perfect if you like larger Potatoes for salads and pretending you’re organised.

Maincrop

These are the long-haul lorries of the Potato world, ideal for those gardeners who like to just wait and wait.

• Take 18–22 weeks

• Big yields

• Store well

• More vulnerable to blight

Examples:

• Maris Piper

• King Edward

• Desiree

If you want mash, roasties, chips, and the ability to survive winter, these are your people.

Seed Potatoes: There's A Reason Why They're Called Seed Potatoes

Yes, a supermarket Potato will sprout if left in a cupboard long enough. No, this does not mean it’s a good idea to plant it unless you enjoy disease, disappointment, and learning lessons the hard way.

Seed potatoes are:

• Certified disease-free

• Selected for strong growth

• Less likely to infect your soil with potato horrors

• Worth the very modest investment

They cost slightly more, but they also prevent years of mysterious gardening despair. Consider it cheap insurance.

Buy them from garden centres, nuirseries or online suppliers. They look just like normal potatoes but come with fewer regrets.

Chitting: The Art of Letting Potatoes Wake Up Slowly

Chitting potatoes

Chitting is the process of encouraging seed Potatoes to sprout before planting. It sounds technical but mostly involves leaving them somewhere cool and bright and occasionally checking they haven’t gone rotten or dried up.

How to chit Potatoes:

1. Place seed Potatoes in egg boxes or trays with a gap between them to allow for air movement

2. Position with the “eyes” facing up - that's the little nobbly bits where the shoots will come from

3. Keep in a cool, frost-free, light place - definately NOT in an airing cupboard as they'll dry up

4. Wait 3–6 weeks or when the shoots are about 1" long

You want short, sturdy shoots- not pale spaghetti-like horrors. If that happens, move them to more light and pretend you meant it.

Where to Grow Potatoes

Potatoes are surprisingly flexible, which is good news if your garden is more “creative” than spacious.

In the Ground :-

• Choose a sunny spot

• Avoid growing where potatoes were last year (rotation matters). plots should be rotated on a 3-5 year rotation

• Soil should be loose and free-draining

In Containers (Excellent for Small Gardens) :-

You can grow Potatoes in:

• Large pots

• Grow bags

• Old compost sacks (with drainage holes)

• Dustbins (with drainage holes)

Containers also reduce disease and make harvesting feel like opening a present.

When to Plant Potatoes in the UK - The Frost Gamble

To be safe - March & April

Timing matters. Potatoes hate frost, but British gardeners hate waiting.

Rough planting guide:

• First earlies: March (earlier in mild areas, later if you value sleep)

• Second earlies: Late March to early April

• Maincrop: April

A traditional rule says plant potatoes when the soil temperature reaches about 7°C. A more realistic rule is “when you’ve stopped seeing frost on the forecast every night”.

If frost threatens after planting, don’t panic- just earth them up properly (more on that soon).

Soil Preparation: Potatoes Like It Loose (So Do Gardeners)

Potatoes grow underground, so soil structure matters more than with many crops.

Soil preparation is everything

Ideal soil:

• Loose

• Well-drained

• Free of stones the size of a cricket ball

Before planting:

• Remove weeds

• Dig in compost or well-rotted manure

• Avoid fresh manure (this leads to scabby potatoes and deep regret)

If your soil is heavy clay, raised beds or containers will save your sanity.

Planting Potatoes: Not Deep Philosophy, Just Deep Enough

Plant 6" deep and 12" apart in rows 24" apart

In the ground:

• Dig trenches about 6" deep

• Space potatoes about 12" apart

• Rows about 24" apart so to allow for earthing up

• Place chits facing upwards - the shoots

• Cover with soil

In containers - big ones:

• Start at the bottom of the pot with 6" of compost

• Place potatoes on top

• Cover lightly

• Add more compost as shoots grow - just like earthing up

Containers are excellent for:

• Small spaces

• Avoiding potato scab

• Feeling clever

Earthing Up: The Most Important Potato Job You’ll Forget Only Once

Earthing up means drawing soil up around the growing stems as they emerge. Its like a great big Potato

Before and after earthing up

blanket.

Why it matters:

• Prevents frost damage of the young shoots

• Stops Potatoes turning green (green Potatoes are mildly toxic and bitter)

• Encourages more tubers

How to do it:

• When shoots reach about 6" tall, mound soil around them

• Leave only the tips showing

• Repeat every couple of weeks or so until you've reached the top of the container or a big mound is
  formed

Yes, it looks like you’re burying your plants alive. No, they don’t mind.

Watering: Not Too Much, Not Too Little, Good Luck

Potatoes like consistent moisture, especially:

• When flowering

• When tubers are forming

In the UK, rain usually handles this - until it doesn’t. Water if:

• Weather is dry for more than a week or two but check the soil first

• Plants start to droop - means they're probably wilting from either disease or lack of water

• You’re growing in containers

Avoid waterlogging. Potatoes hate sitting in puddles like a toddler in wet socks.

Feeding Potatoes: Hungry but Not Greedy

Potatoes are reasonably hungry plants, but overfeeding causes lush foliage and disappointing yields.

Best approach:

• Compost or manure at planting

• Occasional general-purpose feed

• Potash-rich feed once flowering begins

Avoid nitrogen-heavy feeds late on unless you’re trying to grow leaves for a hedge.

Slug holes - typical of slug damage in Potatoes

Common Potato Problems (And How to Stay Calm)

Slugs 

They will find your potatoes. They always do.

Control:

• Keep soil tidy

• Use traps

• Encourage birds

  

  Blight on foliage and tubers 

• lift your potatoes promptly

• Accept some losses with dignity

Potato Blight

The big one. Causes blackened leaves and rotting tubers.

Reduce risk:

• Grow blight-resistant varieties

• Avoid overcrowding - air movement is important

• 
  Water at soil level avoiding getting the leaves wet

• Harvest promptly if blight appears

Once blight hits, remove foliage immediately and don’t compost it.

Potato scab

Scab

Rough, corky patches on potatoes.

Prevention:

• Maintain consistent moisture
  

• Avoid liming potato beds

• Grow in containers if your soil is alkaline

Scabby potatoes are safe to eat - just ugly.

Harvesting Potatoes: Digging for Dinner

This is the fun bit.

• First earlies: Harvest when flowering starts

• Second earlies: A couple of weeks later

• Maincrop: When foliage dies back

Use a fork carefully unless you enjoy slicing your own harvest in half.

Tip: Always harvest on a dry day if possible.

Storing Potatoes: Don’t Undo All Your Good Work

Open storage crates helps stop rotting

Potatoes store well if treated properly.

After harvesting:

• Let them dry for a few hours

• Brush off soil (don’t wash)

• Store in a cool, dark, frost-free place

• Check regularly for any rotten ones as this will go rampant through a box and ruin the whole crop

Avoid:

• Light (causes greening)

• Warm cupboards

• Forgetting about them until February

Why Growing Potatoes Is Worth It

Potatoes aren’t glamorous. They won’t win Instagram awards or make visitors gasp. But they will:

• Feed you - they'll taste so much better than shop bought

• Improve your soil

• Build your confidence

• Teach patience

• Make you feel quietly competent

And honestly, pulling up a forkful of home-grown Potatoes still feels like winning something, even if it’s raining sideways.

Why Everyone Should Grow Potatoes

Growing Potatoes in the UK is one of gardening’s greatest pleasures and it isn’t about perfection. It’s about practicality, timing, and accepting that mud will get everywhere. They’re easy, productive, adaptable, and endlessly rewarding. Few things beat tipping out a container or lifting soil to reveal a pile of clean, home-grown spuds - especially when you remember how little effort you actually put in. They forgive your mistakes, they tolerate neglect, and they even turn the most chaotic garden into a food-producing powerhouse. Whether you have an allotment, a raised bed, or a lonely patio corner, there’s room for potatoes. 

If you follow some basic simple rules as listed above you will get Potatoes. 

Possibly lots of them. 

Possibly more than you planned for. 

And that, in British gardening terms, is an unqualified success.

When someone asks how hard it is to grow your own food, you can smile knowingly and say, “Well… it all started with a Potato.”

Many thanks for reading, feel free to ask any questions.

Happy Potato growing.

Geoff

Who am I? 

I'm a horticulturalist with over 40 years experience in the field. From running garden centres and nurseries growing plants for sale to now, well for the last 12 years, running my own gardening business I'm bringing my expertise to those who are interested. I receive no money or reward for my blogs so they're purely my own thoughts, ideas and experience - enjoy.

Blog 29/12/2025 Gardening By Geoff. - horshamgardener.blogspot.com

All information contained in this blog and all the others is purely the opinion of the author and should be taken with advisement. please read the legal disclaimer.  https://horshamgardener.blogspot.com/2025/12/sorry-boring-legal-stuff-updated.html