Zone 

Many root cleansing and sanitizing products, such as hydrogen peroxide, can be too harsh for your plants. ZONE is a gentle and effective alternative to water sanitization and can be used throughout the life of your garden. 

Designed for Hydroponic gardening, ZONE provides the optimum root environment which allows your plants to absorb nutrients more fully. It's long lasting action keeps your nutrient solution optimized longer than many other options. A little goes a long way!

Plants with healthy, productive root systems can absorb higher levels of nutrients and water giving the entire plant stronger, more healthy growth. Dutch Master ZONE is a technically advanced root zone conditioner that provides the healthy root environment needed to achieve maximum plant health.

Dutch Master ZONE may also help protect your roots from root rot.