Skip the nasty greenhouse chemicals! These high purity Sulfur Prills will help you eliminate powdery mildew and reduce insect infestations that plague indoor gardens! Using this element in a burner/ evaporator for a few hours will raise the pH level of leaf surfaces, making it difficult for pesky indoor gardening problems to get out of control.
• Natural pest and disease prevention
• Convenient pelletized form
• Pure, clean-burning formula
• Resealable package
Available size: 2-lb Pouch
Use 1-3 Tbsp per application, depending on greenhouse size and plant needs. Please consult equipment instructions for specific recommendations.
This product may harm leaves that are wet or have an oil residue on them.