When to Plant Potatoes in Sydney

Written By:
Scott Carroll
Published On:
July 18, 2023
When to plant potatoes in Sydney

The necessity of timing is one of the most important components of gardening that we’ve learned over time. Timing is everything, especially when cultivating staple crops like potatoes. Sydney has ideal potato growing conditions with its sunny summers and mild winters.

Overview of Sydney’s climate for growing potatoes

Potatoes, those hidden gems, are intriguing plants with unusual development patterns. Instead of producing fruit above ground like most plants, they have tubers or ‘potatoes’ beneath the soil. These potatoes prefer lower temperatures to mature but must be planted when the soil is warm enough for the sprouts to grow. That is why it is critical to get the time right.

Unlike Melbourne, Sydney’s climate is best defined as temperate, with warm, humid summers and colder winters. The impact of climate variability on the potato growing cycle is substantial, deciding when to plant for the best outcomes. 

Awareness of these seasonal changes in Sydney is critical to ensure a healthy, robust potato harvest. 

Best time for planting potatoes in Sydney

In Sydney, the prime time to plant potatoes is in early spring. The months of August through October are particularly favourable. 

The explanation for this is straightforward. Potatoes are a cool-season crop, so planting them in early spring gives them plenty of time to mature before the summer heat arrives. They also get to soak up the glorious spring rain, promoting growth.

But don’t despair if you missed the spring window. Potatoes are rather hardy; you may even plant them in early autumn, particularly in Sydney’s temperate environment. Remember that the goal is to give your potatoes a few months of growing in chilly, but not freezing, conditions. If you get your time right, you’ll be rewarded with a bumper crop of potatoes.

What are the best potato varieties to grow in Sydney?

Planting the appropriate potato variety can make or break your yield. We are lucky in Sydney to have a climate supporting a wide range of potato varieties.

Let’s take a look at some of our favourites:

  1. Sebago: An excellent all-arounder that thrives in Sydney’s environment. Sebagos have a long growth season and produce a lot of potatoes. They’re ideal for baking, boiling, or producing chips.
  2. Pontiac: Known for their crimson skin and white flesh, Pontiacs are a favourite of many Sydney gardeners. They are simple to grow, mature quickly, and are useful in the kitchen.
  3. Kipfler: These are gourmet favourites with a peculiar, finger-like shape and waxy texture. They flourish in Sydney’s environment, providing a great yield and delectable flavour.
  4. Nicola: Although this is a new type in Australia, it has swiftly garnered appeal. Nicola features golden skin and flesh and a delicious buttery flavour. They’re delicious in salads or just boiled.
  5. Dutch Cream: Also known as the “queen of potatoes,” Dutch Creams have a delicious creamy flavour and texture. They thrive in Sydney and are excellent for mashing or roasting.

Choose a type that meets your culinary preferences and Sydney’s environment, and you’ll have a bumper crop!

Best variety of potatoes to grow in Sydney

How to prepare Sydney garden for growing potatoes 

In our experience, the following is the best method to proceed: 

  1. Choose a sunny location because potatoes adore the sun. 
  2. Turn the soil over with a garden fork, breaking up any large clumps and mixing in plenty of compost or well-rotted manure to ensure it is loose and rich in organic matter. 
  3. As potatoes enjoy somewhat acidic environments, keep the pH between 5.0 and 7.0.

Tips on planting potatoes 

Follow these suggestions while growing potatoes for the best possible yield: 

  • Choose a light, cool, but frost-free location to begin chitting potatoes.
  • Plant the potatoes when the sprouts are about 1-2 cm long.
  • To plant the potatoes, create trenches about 10-15 cm deep.
  • Arrange the potatoes with the sprouts facing up, about 30 cm apart.
  • Cover the potatoes with soil and thoroughly water them.

Ongoing maintenance for optimal growth

Consistent care is the key to developing great potatoes; we recommend the following routine: 

  • Water the potato plants regularly, especially during dry spells.
  • To avoid rot, avoid overwatering.
  • Pull up soil around the base of the plant as it grows, a process known as ‘hilling’.
  • Watch for pests such as potato bugs and illnesses such as blight.
  • To avoid the spread of pests and diseases, treat them as soon as possible.

When to harvest potatoes in Sydney

In Sydney, you should aim to begin harvesting between December and February. 

However, the exact timing depends on the variety of potatoes and the meteorological conditions during the growth season. Harvesting can begin once the plant’s foliage has turned yellow and died.

How to harvest potatoes effectively 

Harvesting potatoes may seem straightforward, but it’s important to do it carefully to prevent damaging your produce. Here’s a step-by-step guide to help you get your spuds out of the ground in the best condition:

  1. Choose a dry day: Dry soil is less compact, making digging without injuring the potatoes easier.
  2. Loosen the soil: Carefully loosen the soil surrounding the plant using a fork or a spade.
  3. Pull up the plant: Gently pull the plant up from the base, carefully not to snap the stalks off.
  4. Search for potatoes: Look through the soil for any loose potatoes.
  5. Brush off excess soil: Avoid washing the potatoes immediately, which will shorten their storage life.

Storage tips 

Proper storage can help your potatoes last longer and stay fresh. Here are some storage considerations to keep in mind:

  • Keep it cold, dark, and well-ventilated: This helps to keep sprouting and rotting at bay.
  • Never put potatoes in the refrigerator: Cold temperatures can cause starch to be converted into sugar, altering the flavour.
  • Keep potatoes separate from apples and onions: These can produce gases that cause potatoes to spoil faster.
  • Allow for proper air circulation: Store items in a brown paper bag or a hessian sack rather than a plastic bag.

Remember that the fresher the potato, the better it will taste!

Key takeaways for growing potatoes in Sydney

Planting your potatoes in Sydney is a gratifying endeavour that ensures fresh and delicious spuds from your yard. 

Just remember the following 3 key points:

  1. In Sydney, late winter to early spring is the best period to plant, with cultivars such as Sebago, Dutch Creams, and Pontiacs flourishing in the city’s temperate climate.
  2. For a nice harvest, properly prepare your garden bed, plant correctly, and maintain it constantly.
  3. Harvest with caution from December to February to avoid damage. Storage in cool, dark, and well-ventilated areas will keep them fresher for longer.

We hope you’re excited about growing your potatoes now that you’ve read this. Here’s hoping for a bumper crop!

If you like what you read, check out our guide on when you can grow other veggies in Sydney.


Can I grow potatoes in pots or containers in Sydney?

Absolutely! Given proper care, potatoes can grow in pots or containers. Use a container at least 30 cm in diameter and depth to ensure proper drainage. Begin with a layer of quality potting mix, then plant your seed potatoes and add additional mix as they grow.

Can I grow potatoes from store-bought potatoes?

While possible, it is not advised owing to the danger of sickness. Store-bought potatoes can be treated to prevent sprouting as well. Rather, get certified seed potatoes from a reputable garden centre.

How can I protect my potatoes from pests and diseases?

Regular monitoring is essential. Use eco-friendly pesticides or natural predators to protect potatoes from pests like aphids and slugs. Maintain good soil health, adequate spacing, and crop rotation to avoid disease. If illness hits, remove and dispose of diseased plants immediately.