Bio Leaf HortiChar - COARSE - 1 Litre

Introducing Bio Leaf HortiChar - a premium horticultural charcoal that boosts the health and performance of your indoor potting mix. This sustainable, natural amendment improves soil structure, absorbs toxins, and enhances nutrient retention. Long-lasting, eco-friendly, and proudly made in New Zealand.

How much charcoal to add to your mix

Fine grade (like BioChar): 2-5% of your mix.

Coarse grade (HortiChar): 10-20% of your mix.
For 5 litres of potting mix, use 500 ml - 1L of coarse charcoal.

Benefits of HortiChar

- Detoxifies Soil: Absorbs impurities, toxins, and harmful microbes to keep the mix "sweet" and healthy.
- Improves Soil Structure: Adds lightness and airflow to prevent compaction and support healthy root function.
- Enhances Nutrient Retention: Holds onto essential nutrients and releases them slowly as plants need them.
- Supports Root Health: Reduces risks of rot and disease by improving aeration and creating a healthier root zone.
- Boosts Microbial Activity: Provides porous surfaces where beneficial microorganisms can thrive.
- Great for Indoor Mixes: Ideal for aroids, hoyas, terrariums, propagation, and moisture-sensitive plants.
- Long-Lasting & Eco-Friendly: Breaks down slowly, remaining effective in soil for years.

Safety Tips

Wear gloves and a mask when handling charcoal, as it can be dusty. Lightly moisten before use and wash hands after potting.