Boost Your Garden's Health with Volcanic Rock Dust 1kg

Enrich your soil with the essential nutrients of Volcanic Rock Dust, a natural slow-release fertiliser that improves crop health, taste, and nutritional content. Designed to remineralise soils and enhance soil structure, this product provides your plants with an abundance of critical elements for their growth and overall well-being.

Features and Benefits

  • Enhanced Soil Fertility: Infuse your soil with slow-release Nitrogen, Phosphorus, Potassium, Sulfur, Silica, and other essential trace elements, ensuring optimal plant growth.
  • Improved Nutrient Uptake: Volcanic Rock Dust aids in better absorption of other nutrients, promoting healthy microbial activity in your garden's soil.
  • Nutrient-Dense Crops: Experience the difference in taste and nutritional content in your fruits and veggies, offering a higher level of healthy produce for you and your family.
  • Natural Pest Control: Effectively control various insect pests while protecting your plants through absorption, abrasion, and deterrence methods.
  • Promotes Sustainable Agriculture: Enhance your garden's ecosystem, reducing the need for future pest control interventions and creating a balanced and thriving environment.

How to Use

  1. Measure out 1 cup of Volcanic Rock Dust for every 25 litres of depleted soil you want to improve.
  2. Mix the dust into the soil, ensuring even distribution and good contact between the rock dust and soil particles.
  3. Water the amended soil thoroughly to activate the nutrients and promote distribution throughout the soil.
  4. Monitor your plants' growth and health, and reapply Volcanic Rock Dust as needed based on your observation and crop requirements.

Aqua Gardening Suggests These are Best For

Volcanic Rock Dust is ideal for gardeners and farmers looking to improve their soil fertility, crop yield, and quality. It is best for those striving for sustainable agricultural practices and seeking an effective, natural pest control solution for their garden ecosystem.


What is Volcanic Rock Dust and how does it benefit my garden?

Volcanic Rock Dust is a mineral-rich additive that is used to improve soil structure and overall plant health. It provides gardens with slow-release Nitrogen, Phosphorus, Potassium, Sulfur, Silica, and numerous trace elements. It also promotes microbial life and aids in the uptake of other nutrients, leading to healthier, tastier, and more nutritious crops. Volcanic Rock Dust is also useful for controlling insect pests by disrupting their waxy coatings and reproductive cycles. This is a better subsititute over the OGS Palagonite 1kg that has been discontinued.

How do I apply Volcanic Rock Dust to my garden?

To use Volcanic Rock Dust as a soil amendment, simply add 1 cup of it to 25 L of depleted soil. This 1kg bag will provide you with ample product to improve your garden's soil structure and overall health.

Can Volcanic Rock Dust be harmful to my plants or the environment?

Volcanic Rock Dust is a natural and safe product that poses no harm to plants or the environment. In fact, it helps create a healthy agricultural ecosystem by promoting microbial life and a balanced soil environment.

Is Volcanic Rock Dust suitable for all types of plants?

Yes, Volcanic Rock Dust is a versatile soil amendment that can be used for various types of plants, including fruits, vegetables, flowers, and ornamentals. It provides essential nutrients and improves soil structure, benefiting all plant species.

How often should I apply Volcanic Rock Dust to my garden?

The frequency of application depends on the specific needs of your garden, but generally, you can apply Volcanic Rock Dust once a year or whenever you notice depleted soil conditions. Regular soil testing can provide insight into the nutrient levels in your garden and guide you in determining the appropriate application frequency.

Can I use Volcanic Rock Dust in potted plants?

Yes, Volcanic Rock Dust can be used as a soil amendment for potted plants. Just make sure to use the appropriate amount (1 cup of dust for every 25 L of depleted soil) to ensure your plants receive the right amount of nutrients.

Still Unsure if This Product is Right for You?

  • Submit a question via the Reviews & Questions tab on this page, and our team will respond to you
  • Login to check your Aqua Gardening Member Price
  • Book a free Consult with the Aqua Gardening team here
  • Still Overwhelmed? Start your Gardening Journey with a free eBook here

(SKU: 129330)

Improves soil structure, Provides slow-release nutrients, Promotes microbial life, Enhances nutrient density, Controls insect pests naturally

Shipping Calculator

Enter the quantity of product and your Australian suburb name to calculate the shipping costs for multiples of this item only. You can calculate the shipping costs for your entire order, including international orders, on the Cart Page.

Free Shipping Eligibility

Aqua Gardening offers free shipping on most orders above $249 that are not bulky items.  Once you place all the items you wish to buy in the cart, the combined shipping price will be shown in the cart, including Free Shipping if you are eligible. For full details please see our free shipping eligibility here.

Delivery Information

Back Order products

These are products we usually carry in stock but are temporary out of stock. These products will be back in stock within a few days. We can send you an email notification when they are back in stock if you click on the “Notify me when back in stock” link. See the full details here.

Click & Collect Only products

These products can only be collected from our Brisbane showroom as we can not ship them. If you place any of these products in your cart, you will only see the Click & Collect option at the checkout.

Fast Dispatch products

These are products that we have in stock in our Brisbane showroom, and they are available for immediate Click & Collect or Shipping. Keep in mind that if you have a product which is not listed as a Fast Dispatch product in your cart, there might be a delay on your order. See the full details here.

Special Order products

Special Order products are products that we do not regularly stock. These products will be ordered specially for you, or dispatched directly to you from our supplier. See the full details here.

Ship-To-Store products

Products marked with ship-to-store can still be shipped to us to collect in-store! Simply check out with the shipping address: 3/4 Billabong Street, Stafford, QLD, 4053. Once your order arrives, we’ll email you to let you know that it is ready to collect.


Limited Warranty - This product has been stored in a controlled environment to ensure you will receive the best quality product possible. Due to this reason this product is sold on a strict no refund or return policy, unless it falls under a warranty claim.


60 Day Returns - Not available for this product, please contact us if you have any issues. More details...