How To Grow Cabbage in Australia

Quick Guide: Growing Cabbage

  • Optimal Growing Temperatures: Between 5°C and 18°C.
  • Ready to Harvest: 11-15 weeks after planting.
  • Space Between Plants: Plant 50-75 cm apart.
  • Companion Plants: Cucumber, Onions, Beans
  • Non-Companion Plants: Beans, Tomato, Peppers
  • Plant Type: Seed.

When to Plant Cabbage in Australia

Australia Map


Best planting months for Cabbage in the Tropical regions are April to August. This includes areas like Cairns, Darwin, and Broome.

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For the Subtropical region, cabbage can be planted from March to November. Cities in the Subtropical region include Brisbane, Central Coast, and Sydney.

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Cabbage can be planted from January to March and August to December in the Temperate regions of Australia. Cities in the Temperate region include Melbourne, Adelaide, Geelong, and Perth.

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For the Cool region, cabbage can be planted from from January to March and August to December. Cities in the Cool region include alpine regions of Victoria and Tasmania.

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Best planting months for cabbage in the Arid region is January to June.

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Preparing Your Soil

To ensure successful organic cabbage growth in your Australian garden, it's essential to start with well-prepared soil. Proper soil preparation provides the foundation for healthy and productive cabbage plants. If you like to know more about growing plants, you can visit our full articles in our A-Z Growing Guides.

Soil Type and pH Level

Cabbage thrives in well-draining soil that is rich in organic matter. Before planting, it's important to determine the soil type in your garden. Sandy or loamy soil is ideal for cabbage cultivation, as it allows for good drainage and aeration. If you have heavy clay soil, consider improving its texture by incorporating organic matter and compost.

The pH level of the soil also plays a critical role in cabbage growth. Cabbage prefers slightly acidic to neutral soil, with a pH range of 6.0 to 7.5. Conduct a soil test to determine the pH level of your soil. If the pH is too high or too low, you can adjust it by adding organic amendments. For more information on soil preparation and pH adjustment, refer to our articles on how to grow pak choy and how to grow mustard greens.

Adding Organic Matter and Nutrients

Enhancing your soil with organic matter is crucial for cabbage growth. Organic matter improves soil structure, moisture retention, and nutrient availability. Add well-decomposed compost, aged manure, or organic mulch to your soil before planting cabbage. This will contribute essential nutrients and promote beneficial microbial activity.

In addition to organic matter, cabbage plants require specific nutrients for healthy growth. Prior to planting, incorporate a balanced organic fertiliser into the soil. This can be a slow-release fertiliser or a mixture of composted chicken manure, bone meal, and blood meal. The table below provides a general guideline for nutrient requirements:


Approximate Amount per 10 square feet


0.5 - 1 pound


0.5 - 1 pound


0.5 - 1 pound

Remember to follow the manufacturer's instructions for recommended application rates. By preparing your soil properly, you provide a favourable environment for your cabbage plants to thrive. The right soil type, pH level, and nutrient content are essential for healthy growth and a bountiful harvest. Incorporating organic matter and providing adequate nutrients will set the stage for successful organic cabbage cultivation in your Australian garden.

Starting from Seeds or Seedlings

When it comes to growing cabbage organically in your Australian garden, you have two options for getting started: using seeds or seedlings. Each method has its own benefits and considerations, so let's explore both.

Choosing High-Quality Seeds or Seedlings

If you choose to start from seeds, selecting high-quality seeds is crucial for successful growth. Look for organic cabbage seeds from reputable suppliers, ensuring that they are suitable for the Australian climate. Opt for disease-resistant varieties that are well-suited to your specific region.

When purchasing seedlings, look for healthy and sturdy plants with vibrant leaves. Avoid seedlings that show signs of pests or disease. It's important to choose seedlings that are appropriate for the current season and can withstand the local weather conditions.

Tips for Successful Germination and Transplanting

Germination is the process of seeds sprouting and developing into seedlings. To ensure successful germination, follow these tips:

  1. Planting depth: Sow the seeds at the recommended depth stated on the seed packet. Generally, cabbage seeds should be planted about 1/4 to 1/2 inch deep.
  2. Moisture: Keep the soil consistently moist during the germination process. Avoid overwatering, as this can lead to rotting. A light misting with a spray bottle can help maintain moisture without saturating the soil.
  3. Temperature: Cabbage seeds germinate best in temperatures between 60°F and 70°F (15°C and 21°C). Use a propagator or a warm, sheltered area to provide the ideal conditions for germination.
  4. Transplanting: Once the seedlings have developed a few true leaves, they are ready to be transplanted into the garden. Choose a location with full sun and well-drained soil. Harden off the seedlings by gradually exposing them to outdoor conditions before transplanting.

Whether you choose to start from seeds or seedlings, proper care during the germination and transplanting stages is crucial for establishing healthy cabbage plants. 

By selecting the right seeds or seedlings and following proper germination and transplanting techniques, you'll be off to a great start in growing your own organic cabbage in your Australian garden.

Planting and Spacing

When it comes to planting cabbage in your organic garden, determining the right time to plant and providing proper spacing for your cabbage plants are essential for their successful growth and development.

Determining the Right Time to Plant

Cabbage is a cool-season vegetable that thrives in mild temperatures. In Australia, the ideal time to plant cabbage depends on the specific region and climate. Generally, it's recommended to start planting cabbage in late summer or early autumn to take advantage of the cooler temperatures and avoid the heat stress of summer.

To determine the optimal planting time for your specific location, it's helpful to consult a local gardening calendar or seek advice from experienced gardeners in your region. Keep in mind that cabbage plants prefer temperatures between 15°C and 20°C for optimal growth. If you're looking for more information on growing other leafy greens, such as pak choy or kale, check out our articles on how to grow beetroot, celeriac, and salsify

Proper Spacing for Cabbage Plants

Giving your cabbage plants adequate space ensures good air circulation, reduces the risk of disease, and allows each plant to access sufficient nutrients and sunlight. The specific spacing requirements may vary based on the cabbage variety you're growing, so it's important to refer to the seed packet or plant label for guidance.

As a general rule, cabbage plants should be spaced approximately 45-60cm apart in rows. This spacing allows the plants to spread out and develop healthy heads. If you're growing multiple rows of cabbage, maintain a spacing of around 60-75cm between rows to provide ample room for easy access and maintenance.

By adhering to proper spacing guidelines, you create an environment that promotes the growth and development of your cabbage plants. 

Remember, healthy and well-spaced cabbage plants are more resistant to pests and diseases, allowing you to enjoy a bountiful harvest of fresh and organic cabbage from your garden.

Watering and Fertilizing

To ensure the healthy growth of your cabbage plants, proper watering and fertilising techniques are essential. In this section, we will discuss the watering requirements for cabbage and the use of organic fertilizers for optimal growth.

Watering Requirements for Cabbage

Cabbage plants require consistent moisture throughout their growth cycle. Deep and thorough watering is crucial, especially during dry periods. However, it's important to strike a balance and avoid overwatering, as excessive moisture can lead to diseases and rot.

To determine when to water your cabbage plants, check the soil moisture levels. Stick your finger about an inch into the soil near the base of the plant. If the soil feels dry at this depth, it's time to water. Water deeply, ensuring that the water reaches the root zone. Avoid wetting the foliage as this can encourage disease development.

A general guideline for watering cabbage is to provide 1-1.5 inches (2.5-3.8 cm) of water per week. However, this may vary depending on your specific growing conditions. Consider factors such as temperature, rainfall, and soil type when adjusting your watering schedule.

Organic Fertilizers for Healthy Growth

Feeding your cabbage plants with organic fertilisers provides essential nutrients for healthy growth and development. Organic fertilisers release nutrients slowly over time, ensuring a steady supply of nourishment for your plants.

Before planting your cabbage, prepare the soil by incorporating well-rotted compost or aged manure. This enriches the soil with organic matter and adds beneficial nutrients. Additionally, you can use compost tea or liquid seaweed fertilizer to provide an extra boost of nutrients during the growing season. These organic fertilisers not only nourish the plants but also improve soil fertility.

When applying organic fertilisers, follow the recommended rates specified on the product packaging. Over-fertilization can lead to nutrient imbalances and may harm your plants. Always aim for a balanced approach to provide the necessary nutrients without excess.

Remember that different types of cabbage may have slightly different nutrient requirements. For specific guidance, refer to our guides in our A-Z guides. By providing adequate water and organic fertilisers, you can promote the healthy growth and development of your cabbage plants. Remember to monitor your plants closely and make adjustments to your watering and fertilising practices as needed.

Pest and Disease Management

To ensure the successful growth of your organic cabbage, it's important to be aware of common pests and diseases that can affect your plants. By understanding these potential threats, you can take proactive measures to protect your cabbage and maintain a healthy garden. Here, we will discuss common pests that affect cabbage and natural and organic pest control methods.

Common Pests that Affect Cabbage

Cabbage can be susceptible to various pests that can hinder its growth and development. Some of the common pests that you may encounter include:



Cabbage White Butterfly

This butterfly lays eggs on the leaves of cabbage plants, and the resulting caterpillars can cause significant damage by feeding on the leaves.


These small insects feed on the sap of cabbage plants, causing stunted growth and deformed leaves.

Cabbage Root Fly

The larvae of this fly can damage the roots of cabbage plants, leading to wilting and poor growth.

Slugs and Snails

These mollusks can devour cabbage leaves, leaving behind holes and causing aesthetic and nutritional damage.

Natural and Organic Pest Control Methods

When it comes to pest control in organic gardening, it's important to prioritise natural and organic methods to minimise harm to the environment and beneficial insects. Here are some effective pest control methods for cabbage:

  1. Handpicking: Regularly inspect your cabbage plants and manually remove any pests you find, such as caterpillars, aphids, slugs, or snails. This method is particularly effective for smaller gardens.
  2. Row Covers: Use lightweight garden fabric or netting to cover your cabbage plants. This physical barrier can prevent adult butterflies from laying eggs on the leaves and protect your plants from pests.
  3. Companion Planting: Planting insect-repellent herbs and flowers near your cabbage, such as marigolds or dill, can help deter pests. Additionally, certain plants like nasturtiums can attract beneficial insects that prey on cabbage pests.
  4. Organic Sprays: Homemade sprays made from ingredients like neem oil, garlic, or soap can be effective in controlling aphids and other pests. Be sure to follow instructions and test a small area before applying to the entire plant.
  5. Crop Rotation: Practicing crop rotation can help disrupt pest life cycles. Avoid planting cabbage or other brassicas in the same location year after year to minimise the buildup of pests in the soil.

By implementing these natural and organic pest control methods, you can protect your cabbage plants from common pests while maintaining an environmentally friendly garden. Remember, prevention is key, so regular monitoring and early intervention are essential for successful pest management.

For more information on growing other vegetables, such as pak choy, mustard greens, kale, kohlrabi, chinese cabbage, collards, and cauliflower, check out our A-Z Grow Guides section.

Harvesting and Storing Cabbage

Once your cabbage plants have reached maturity, it's time to harvest and store them properly to enjoy their fresh goodness for an extended period. Here are some tips on determining the signs of readiness for harvest and ensuring proper storage to extend shelf life.

Signs of Readiness for Harvest

Cabbage is ready to be harvested when the heads have reached their desired size and are firm to the touch. The timing can vary depending on the cabbage variety, but generally, it takes around 70 to 100 days from planting to harvest.

To determine if your cabbage is ready for harvest, look for the following signs:

  • Head Size: The cabbage head should be firm and dense, with a size appropriate for the variety you planted. Check the seed packet or plant tag for specific information on expected head size.
  • Head Formation: Fully formed cabbage heads should have a tight, compact appearance with the leaves neatly wrapped around each other.
  • Leaf Color: The outer leaves of the cabbage head should have a vibrant, healthy color, indicating maturity.

When harvesting cabbage, use a sharp knife or garden shears to cut the head off at the base, leaving a few outer leaves intact to protect the cabbage during storage.

Proper Storage to Extend Shelf Life

To maximise the shelf life of your harvested cabbage and maintain its freshness, it's important to store it properly. Here are some guidelines to follow:

  1. Remove Outer Leaves: Before storing, remove any damaged or wilted outer leaves from the cabbage head. This helps prevent the spread of decay to the healthy leaves.
  2. Refrigerate: Cabbage is best stored in a cool and humid environment. Wrap the cabbage head in a damp paper towel or place it in a perforated plastic bag to maintain moisture. Store it in the crisper drawer of your refrigerator at a temperature between 32°F (0°C) and 40°F (4°C).
  3. Avoid Ethylene Exposure: Cabbage is sensitive to ethylene gas, which is emitted by some fruits and vegetables. Keep cabbage away from ethylene-producing produce like apples, bananas, and tomatoes to prevent premature spoilage.
  4. Use within a Reasonable Time: While cabbage can be stored for several weeks, it's best to use it within a month of harvest for optimal flavour and quality. As time passes, the leaves may become less crispy and the flavour may diminish.

By following these harvesting and storage tips, you can enjoy your homegrown cabbage for an extended period. Remember that each cabbage variety may have slightly different harvesting and storage requirements, so it's always helpful to refer to specific guidelines for the variety you are growing. 

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