Recommended for long-term crops such as tomatoes and cucumbers or plants which require a larger volume of media for growth. 

Special Features: 

• Pack of 12
• 1 ½” Rectangular cut-out for insertion of STG Grow Cubes
• Plastic sleeve which blocks algae, prevents heat build-up and reduces evaporation
• Plants can be started in STG Grow Cubes and transplanted to STG Grow Blocks or can be started directly in STG Grow Blocks
• Suitable for larger plants
• Compatible with STG Grow Slabs
• Compatible with STG Flood and Drain Mats

Hydroponic System Compatibility: Drip, Ebb & Flow, Float, NFT, Wick, Aeroponic