How To Grow Burdock in Australia

Quick Guide: Growing Burdock in Australia

  • Optimal Growing Temperatures: Between 10°C and 20°C.
  • Ready to Harvest: 17-18 weeks after planting.
  • Space Between Plants: Plant 60 cm apart.
  • Companion Plants: Best grown in a separate bed.
  • Non-Companion Plants: None.
  • Plant Type: Seed.

When to Plant Burdocks in Australia

Australia Map


Best planting months for Burdocks in the Tropical regions are April, May, and June. This includes areas like Cairns, Darwin, and Broome.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec


For the Subtropical region, Burdocks can be planted all year round except July. Cities in the Subtropical region include Brisbane, Central Coast, and Sydney.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec


Burdocks 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.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec


For the Cool region, Burdocks can be planted from January to February and September to December. Cities in the Cool region include alpine regions of Victoria and Tasmania.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec


Best planting months for Burdocks in the Arid region all months in the year except for July.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Getting Started with Burdock

If you're considering growing burdock in your organic garden, it's important to ensure you're starting off on the right foot. This section will guide you through the initial steps of choosing the right location and preparing the soil for successful burdock growth.

Choosing the Right Location

When selecting a location for your burdock plants, there are a few factors to keep in mind. Burdock thrives in full sun but can tolerate partial shade. Aim to choose a spot in your garden that receives at least six hours of direct sunlight each day.

Burdock also prefers well-draining soil that is rich in organic matter. It's important to avoid areas that are prone to waterlogging, as excessive moisture can lead to root rot. If you're unsure about the drainage qualities of your soil, consider incorporating organic compost or well-rotted manure to improve its structure.

Preparing the Soil for Burdock

Before planting burdock, it's essential to prepare the soil to create the ideal growing conditions. Follow these steps to ensure your soil is ready for burdock cultivation:

  1. Clear the area: Remove any weeds, rocks, or debris from the planting area. This helps prevent competition for nutrients and provides a clean slate for your burdock plants.
  2. Loosen the soil: Gently till or dig the soil to a depth of at least 12 inches. This loosens the soil, allowing the burdock roots to penetrate easily and encouraging healthy root development.
  3. Amend the soil: Incorporate organic matter such as compost or well-rotted manure into the soil. This improves the soil's fertility, drainage, and overall structure. Aim to add about 2-4 inches of organic matter and mix it thoroughly with the existing soil.
  4. Test the soil pH: Burdock prefers slightly acidic to neutral soil with a pH range of 6.0-7.0. Use a soil testing kit to determine the pH of your soil. If necessary, adjust the pH by adding amendments such as lime to raise the pH or sulfur to lower it.

By choosing the right location and preparing the soil properly, you're setting the stage for successful burdock growth. In the next sections, we will explore the process of planting burdock and the essential care it requires throughout its growth cycle. For more information on growing other vegetables, check out our how to grow yams and how to grow turnips guides.

Planting Burdock

To start growing burdock in your organic garden, you have two primary options: sowing burdock seeds directly in the soil or transplanting burdock seedlings. Both methods have their advantages, and the choice depends on your preferences and the available resources.

Sowing Burdock Seeds

Sowing burdock seeds directly in the soil is a common method for growing this versatile plant. Here's how you can do it:

  1. Choose a suitable location: Select an area with full sun or partial shade. Burdock prefers well-draining soil, so ensure the soil is loose and rich in organic matter.
  2. Prepare the soil: Clear the area of any weeds or debris. Loosen the soil to a depth of about 10-12 inches (25-30 cm) using a garden fork or tiller. Incorporate compost or well-rotted manure to improve soil fertility.
  3. Sow the seeds: Scatter the burdock seeds on the prepared soil surface. Aim for a spacing of about 12-18 inches (30-45 cm) between each seed. Lightly press the seeds into the soil, ensuring they are covered with a thin layer of soil, approximately 1/4 inch (0.6 cm) deep.
  4. Water the seeds: Gently water the soil to ensure proper seed germination. Keep the soil consistently moist, but avoid overwatering, as it may cause the seeds to rot.
  5. Germination and thinning: Burdock seeds usually take around 2-3 weeks to germinate. Once the seedlings have emerged, thin them out, leaving about 6-8 inches (15-20 cm) of spacing between each plant. This allows sufficient room for the plants to grow and develop healthy roots.

Transplanting Burdock Seedlings

If you prefer a head start or have limited space for direct sowing, you can also start by transplanting burdock seedlings. Here's how:

  1. Start seeds indoors: Begin by sowing burdock seeds in seed trays or pots filled with seed-starting mix. Keep the soil consistently moist and place the trays in a warm location with indirect sunlight. Burdock seeds usually germinate within 2-3 weeks.
  2. Harden off the seedlings: Once the seedlings have developed a few sets of true leaves, gradually expose them to outdoor conditions. Start by placing the seedlings in a sheltered location for a few hours each day, gradually increasing the time over the course of a week. This process helps the seedlings adjust to the outdoor environment.
  3. Choose a planting location: Select a suitable area in your garden with well-draining soil and full sun or partial shade. Ensure the soil is loosened and enriched with organic matter.
  4. Transplant the seedlings: Dig holes in the prepared soil, spacing them approximately 12-18 inches (30-45 cm) apart. Gently remove the seedlings from the seed trays, taking care not to disturb the roots. Place the seedlings in the holes, backfill with soil, and firm the soil gently around the base of the plants.
  5. Water the seedlings: After transplanting, water the seedlings thoroughly to help them establish in their new location. Maintain regular watering to keep the soil consistently moist, but avoid overwatering.

By either sowing burdock seeds directly or transplanting seedlings, you can kickstart the growth of this fascinating plant in your organic garden. Ensure proper watering, adequate spacing, and healthy soil conditions to support their development. Soon, you'll be on your way to enjoying the culinary and medicinal benefits of burdock!

Caring for Burdock

To ensure healthy growth and a bountiful harvest of burdock in your organic garden, proper care is essential. Paying attention to the watering and irrigation needs, mulching and weed control, as well as fertilising and nutrient requirements will contribute to the success of your burdock plants.

Watering and Irrigation

Burdock plants require consistent moisture throughout their growth cycle. Water your burdock plants regularly, especially during dry periods, to keep the soil evenly moist. Aim to provide about 1 inch (2.5 cm) of water per week. Deep watering is preferable to shallow watering, as it encourages the development of a strong and extensive root system.

Tip: Watering in the morning is ideal to allow the foliage to dry during the day, helping to prevent the onset of fungal diseases.

Mulching and Weed Control

Mulching is an effective technique to suppress weeds and maintain soil moisture levels. Apply a layer of organic mulch, such as straw or wood chips, around the base of your burdock plants. This will help to inhibit weed growth and conserve moisture in the soil. Make sure to leave a small gap around the stem to prevent moisture-related issues.

Regularly inspect your burdock patch for weeds and remove them promptly. Weeds compete with burdock for nutrients and water, which can hinder their growth and productivity. Hand-pulling weeds or using a hoe to lightly cultivate the soil around the plants can help keep weed populations under control.

Fertilising and Nutrient Requirements

Burdock plants benefit from a nutrient-rich soil to support their growth. Before planting, incorporate well-rotted organic matter, such as compost or aged manure, into the soil to improve its fertility. This will provide a steady supply of nutrients as the organic matter decomposes.

During the growing season, fertilise your burdock plants every 4-6 weeks with a balanced organic fertiliser. Look for fertilisers that are specifically formulated for vegetables or general-purpose organic fertilisers. Follow the manufacturer's instructions for application rates and frequency.



Nitrogen (N)

1-2 pounds per 100 square feet

Phosphorus (P)

0.5-1 pound per 100 square feet

Potassium (K)

0.5-1 pound per 100 square feet

Note: It's important to select organic fertilizers and follow the recommended application rates to adhere to organic gardening practices.

By providing adequate water, implementing mulching and weed control measures, and ensuring proper fertilisation, you will encourage healthy growth and robust burdock plants in your organic garden. Monitor your plants regularly for signs of pests or diseases and take appropriate action if needed. Now that you have a good understanding of caring for burdock, you can look forward to a successful harvest of this versatile plant.

Harvesting and Using Burdock

After putting in the effort to grow burdock in your organic garden, it's time to reap the rewards. In this section, we will cover the process of harvesting burdock roots and harvesting burdock leaves. We will also explore the culinary and medicinal uses of this versatile plant.

Harvesting Burdock Roots

The roots of the burdock plant are the main attraction for many gardeners. To harvest the roots, allow the plants to grow for at least six months or until the roots have reached their optimal size. Burdock roots are typically harvested in the late fall or early spring when the plant has gone dormant.

To harvest the roots, carefully dig around the base of the plant and gently lift the entire root system from the ground. Use a garden fork or spade to avoid damaging the roots. Once you have harvested the roots, remove any excess soil and wash them thoroughly.

Harvesting Burdock Leaves

In addition to the roots, burdock leaves can also be harvested and enjoyed. The leaves are best harvested when they are young and tender, before they become too tough and fibrous. To harvest the leaves, simply cut them off at the base of the plant, leaving a few leaves intact to allow for continued growth.

It's important to note that burdock leaves can become quite large, so it's best to harvest them individually as needed. This ensures that you have fresh, vibrant leaves for various culinary and medicinal purposes.

Troubleshooting Common Issues

Growing burdock in your organic garden can come with its fair share of challenges. It's important to be prepared to tackle common issues that may arise. In this section, we will discuss pest and disease management, dealing with weeds, and provide some tips for successful burdock growth.

Pest and Disease Management

While burdock is generally a hardy plant, it can still fall victim to pests and diseases. Here are some common issues you may encounter and ways to manage them:


  • Aphids: These small, sap-sucking insects can be controlled by spraying a mixture of water and mild soap on the affected plants or by introducing beneficial insects like ladybugs.
  • Caterpillars: Hand-picking caterpillars off the plants or using organic insecticides containing Bacillus thuringiensis (Bt) can help manage caterpillar infestations.
  • Slugs and snails: Creating barriers like copper tape around your burdock plants or using organic slug pellets can help protect them from slugs and snails.


  • Powdery mildew: This fungal disease can be prevented by providing adequate spacing between plants for good air circulation and avoiding overhead watering.
  • Root rot: To prevent root rot, ensure well-draining soil and avoid overwatering. Proper crop rotation and soil sterilisation can also help minimise the risk of this disease.

Dealing with Weeds

Weeds can compete with burdock for nutrients, water, and sunlight, potentially hampering its growth. Here are some tips to manage weeds effectively:

  • Mulching: Apply a layer of organic mulch, such as straw or wood chips, around your burdock plants. This will help suppress weed growth and retain moisture in the soil.
  • Hand weeding: Regularly inspect your garden and manually remove any weeds that emerge. Be sure to pull out the entire weed, including the roots, to prevent regrowth.

Tips for Successful Burdock Growth

To ensure successful growth and a bountiful harvest of burdock, keep the following tips in mind:

  • Planting: Sow burdock seeds directly in the garden or transplant seedlings at the appropriate spacing, as outlined in the planting burdock section.
  • Watering: Provide consistent moisture to your burdock plants, ensuring the soil is evenly moist. Avoid overwatering, as it can lead to root rot.
  • Harvesting: Harvest burdock roots when they reach their desired size, typically after 100 to 150 days of growth. The leaves can be harvested throughout the growing season as needed.
  • Crop rotation: Practice crop rotation to prevent the buildup of pests and diseases in the soil. Avoid planting burdock in the same spot year after year.
  • Weed control: Regularly check for weeds and promptly remove them to minimise competition for resources.

By implementing these strategies for pest and disease management, weed control, and following the tips for successful burdock growth, you can increase your chances of a thriving burdock crop in your organic garden. To know more about plants and how to grow them, you can visit our A-Z guides. Happy gardening!

Previous article How To Grow Lettuce in Australia