Thermo-O-Rock 4 cu. ft. Bag Coarse Vermiculite

This lightweight vermiculite provides superb aeration and moisture retention when mixed in with peat, bark, or compost. Also makes excellent fertilizer. Vermiculite soil supports root structure and stimulates fast root growth. Can be used by itself to aid soil-less hydroponic greenhouses.

Lightweight, moisture and nutrient retentive. Good for when higher aeration is required. Increases lateral water movement in growing media.

• Course
• 2X - Horticulture Grade
  
• OMRI® Listed

Additional Information

Vermiculite Material Safety Data Sheet (PDF)
Vermiculite Asbestos Lab Report Results (PDF)
Vermiculite OMRI Certification Results (PDF)
Vermiculite Food Safety Statement (PDF)