VIVOSUN Coco Coir Brick – 1.4lb Natural Coconut Coir Substrate for Plants

Premium coconut coir for healthier growing media

VIVOSUN Coco Coir Brick is made from 100% natural coconut fibers, rinsed to reduce impurities and balance pH. This results in a low EC profile that helps prevent salt buildup in your soil, supporting a cleaner starting point for your plants.

Designed to be loose, breathable, and water-retentive, this brick expands into a fluffy substrate that provides excellent aeration and drainage while still holding onto moisture and nutrients. It creates a hospitable environment for robust root development and steady growth.

Key benefits

• 100% natural & organic coconut coir fiber, refined to balance pH and minimize EC.
• Lightweight, compact brick that expands with water for easy storage and setup.
• Flexible soil substitute that promotes aeration, drainage, and moisture retention.
• Versatile for indoor or outdoor use, seed starting, transplanting, soil amendments, and microgreens.
• Can be used in pots, garden beds, or as bedding for specialized pets like reptiles.

How to use

1. Place the compressed brick in a large container.
2. Pour 1–2 gallons of water per 1.4 lbs brick and wait for expansion.
3. Fluff the expanded coir and mix with other potting components as desired.

Ideal uses

• Starting seeds and transplants with improved aeration and nutrient-holding capacity.
• Soil amendment to improve drainage in clay-heavy soils.
• Potting mixes for flowers, herbs, vegetables, microgreens, and ornamental plants.
• Indoor and outdoor gardening tasks, and even reptile bedding where appropriate.

Compact and stocked in various quantities, the VIVOSUN Coco Coir Brick helps you tailor your setup to your space and project. It’s a practical, reliable option for gardeners seeking a natural growing medium without bulky soil or messy handling.