Debco Coarse Grit: Premium Additive for Better Drainage and Air Circulation

Debco Coarse Grit is a ready-to-use, premium-grade additive designed to improve air circulation and drainage in striking and open potting mixes. It is ideal for gardeners looking to create their own mixtures for various plant types, such as cacti, succulents, and bonsai. Use it year-round to support optimal plant growth.

Features and Benefits

  • Enhances air circulation: Debco Coarse Grit ensures your plants receive the oxygen they need by improving air circulation within the potting mix.
  • Improves drainage:Deters root rot and mould by maintaining adequate drainage, essential for thriving cacti, succulents, and bonsai plants.
  • Premium grade ingredient: Trust its high-quality components to create your own customised potting mixes.
  • Year-round application: Suitable for use in all seasons, providing consistent support for your plants throughout the year.
  • Versatile use: Perfect for a variety of applications, including bonsai mixes and open cutting mixes for cacti, succulents, and conifers.

How to Use

  1. Choose the desired mix for your plant type (Bonsai or Open Cutting Mix).
  2. Measure the appropriate amounts of Coarse Grit, Coir Peat, Perlite, and Peat Moss as per the given mix ratios.
  3. Blend the ingredients thoroughly to create a homogenous and open potting mix.
  4. Fill your planter or pot with the prepared mix and plant your cuttings or replant your existing plants.

Aqua Gardening Suggests These are Best For

Debco Coarse Grit is best for gardeners who love creating customised open potting mixes, particularly for bonsai, cacti, succulents, and conifers. Its benefits extend to not only plants that require improved air circulation and drainage but also those who desire optimum results from their personalised mixtures.

Notes from Aqua Gardening

  • The product contains microorganisms; avoid breathing dust or mists.
  • Wear a particulate mask if the product becomes dusty while handling.
  • Always wear gloves when gardening and keep the product moist when handling.
  • Wash hands immediately after use.
  • Read the detailed warning label on the bag before use.


What is Debco Coarse Grit used for?

Debco Coarse Grit is a premium additive that helps improve air circulation and drainage in striking and open potting mixes. It is ideal for gardeners who want to create their own open potting mixes, such as for bonsai, cacti, succulents, and conifers.

When should I use Debco Coarse Grit in my potting mixes?

Debco Coarse Grit can be used throughout the year, from January to December.

How does Debco Coarse Grit improve my potting mix?

Coarse Grit is a washed graded river sand that enhances air circulation and provides proper drainage, making it ideal for open potting mixes.

How can I create a bonsai mix using Debco Coarse Grit?

To make a 10L open bonsai mix, blend 4L Coir Peat (40%), 4L Perlite (40%), and 2L Coarse Grit (20%).

How can I create an open cutting mix for cacti, succulents, and conifers using Debco Coarse Grit?

To make a 10L open cutting mix, blend 5L Coarse Grit (50%), 3.5L Peat Moss (35%), and 1.5L Perlite (15%).

What safety measures should I take while handling Debco Coarse Grit?

As the product contains micro-organisms, avoid breathing dust or mists and wear a particulate mask if it is dusty. We recommend wearing gloves while gardening and keeping the product moist when handling. Always wash your hands immediately after use and read the detailed warning label on the bag.

Still Unsure if This Product is Right for You?

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(SKU: 605114)

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