A broad spectrum biofungicide, Serenade Garden contains a unique, patented strain of Bacillus subtilis. Provides protection against many of the most common fungal and bacterial garden diseases. Now you can grow beautiful, disease-free fruits, vegetables and flowers – without chemicals that can be harmful to people or the environment. It is so safe you can confidently harvest and eat fruits and vegetables the very same day they are treated. Will NOT harm bees or beneficial insects. OMRI Listed for use in organic production.