Red Lava Rock (9-15mm) Size:25 LITRE all-in-one top dress fertilizer designed

all-in-one top dress fertilizer designed to support healthy plant growth from seedling to harvest

so its protozoa populations decline over time

this mix offers the ideal foundation for resilient roots

compost tea encourages strong roots

starting with a concentration in the 0

Red Lava Rock (9-15mm) Size:25 LITRE all-in-one top dress fertilizer designedRed Lava Rock (915mm) Drainage Aeration Microbial Habitat Red Lava Rock is a naturally porous volcanic stone formed during eruptions and colored by the oxidation of iron rich minerals. This lightweight, mineral rich amendment improves aeration, drainage, and soil structure, while providing surface area for beneficial microbes to thrive. Its coarse texture and fast draining properties make it an ideal addition to custom mixes for drought tolerant