Safer Tomato & Vegetable Insect Killer, 32 oz eligible-for-discount Calibration of pH can be

Calibration of pH can be with 2 or 3 points

You can use enzymes to flush or add them to the nutrient solution throughout the grow cycle

Built with anti-corrosive and rust-proof materials

each SUNMASTER lamp has been customized to meet the diverse nutrition requirements of plants at various stages of their growth cycles

Voltage: Pumps 115VAC

Safer Tomato & Vegetable Insect Killer, 32 oz eligible-for-discount Calibration of pH can beThe Safer Tomato and Vegetable Insect Killer combines the effectiveness of pyrethrins and potassium salts of fatty acids and kills on contact but does not harm your plants! The pyrethrins attack the insect's nervous system and potassium salts weaken the insect's protective outer shell, adding up to a lethal insect killer! The ability to use this product on tomatoes and a wide array of other vegetables offers the most economical and convenient solution