R8 Hard Flower Hardener is a concentrated bloom additive designed for use during the middle stages of flowering. It supports rapid flower development and helps promote denser, more compact blooms during key periods of the flowering cycle.

Designed to work alongside existing nutrient programmes, R8 can be used with all base nutrients and is suitable for hydroponic, coco and soil growing systems.

Key Benefits

• Supports rapid flower development
• Helps increase flower density and firmness
• Designed to support yield potential during peak flowering
• Supports compact flower formation
• Compatible with existing nutrient schedules
• Suitable for use with all base nutrients

How to Use

• Use at a rate of 0.1–2 ml per litre of water
• Apply during weeks 3, 5 and 6 of the flowering phase
• Use alongside your normal base nutrient programme

Suitable For

• Hydroponic systems
• Coco
• Soil
• Use with all base nutrient ranges