Grodan Rockwool - Gro-Wool Absorbent Granulate

Why Use Grodan Gro-Wool™ Granulate?

• High Water Retention + Air Porosity
  Holds moisture efficiently without suffocating roots—ideal for precision irrigation.
• Perfect for Hydroponics & Soilless Growing
  Designed for drip systems, container growing, and recirculating hydro setups.
• Use as a Stand-Alone Medium or Blend
  Works on its own or mixes easily with:
  • Expanded clay (LECA / hydroton)
  • Coconut coir (coco)
  • Other loose-fill substrates
• Consistent, Sterile, and Inert
  Free from pests, pathogens, and nutrients—giving you a clean slate to build your feeding program.
• Great for Indoor & Outdoor Containers
  Especially effective in outdoor containers where moisture retention is critical.

Applications

• Container gardening (indoor & outdoor)
• Hydroponic drip systems
• Mixing into custom media blends
• Improving drainage and moisture balance in existing substrates

Compatibility

Gro-Wool™ Absorbent Granulate can be used alongside other products, including Grodan Grow-Chunks, to create custom media blends tailored to your irrigation strategy and crop type.