Professors Nutrients Clay Balls 10L Grow Rite A: No—the formula is nutrient-rich

A: No—the formula is nutrient-rich and plant-safe

this tent offers premium features without the premium price tag

Without proper calibration

denser blooms

packed with all the essential components for gigantic yields from start to finish

Professors Nutrients Clay Balls 10L Grow Rite A: No—the formula is nutrient-richProfessors Nutrients Clay Balls Root Zone Optimizer Premium LECA Growing Media for Healthier Roots & Bigger Yields Give your plants the perfect foundation with Professors Nutrients Clay Balls, a 10L pack of high quality LECA (Lightweight Expanded Clay Aggregate) designed for superior aeration, drainage, and root development. Whether you're running hydroponics, semi hydro, or amending soil, these 8 16mm clay pebbles create the ideal root environment