Take your houseplant care to the next level with Soil.Ninja Coarse Semi-Hydro 2.5L, a premium 5-10mm granular hydroponic substrate designed for semi-hydroponic and passive hydro systems. Ideal for plants that thrive in highly aerated, moisture-controlled environments, this lightweight, inorganic growing medium helps prevent root rot, compaction, and overwatering.

Perfect for use with LECA, self-watering pots, and hydroponic setups, this pH-stable, long-lasting substrate provides consistent hydration while maintaining excellent airflow, encouraging stronger root growth and reducing the risk of disease. Whether you're transitioning houseplants to semi-hydroponics or creating a custom blend, this coarse substrate ensures optimal water management and nutrient absorption.

✔ 5-10mm granules for excellent aeration & moisture control
✔ Ideal for semi-hydroponic growing & passive hydro systems
✔ Prevents compaction & root rot with a stable, inorganic structure
✔ Perfect for aroids, Hoyas, Anthuriums, and other semi-hydro plants
✔ pH neutral & reusable for long-term plant health

Tip: Rinse thoroughly before first use and pair with a nutrient-rich hydroponic fertiliser to provide essential plant nutrients.