Sierra Natural Science SNS 217C - Spider Mite Control Concentrate - 5 GAL / 20 L grow-light-bulbs (best for thicker oils)

(best for thicker oils)

New and improved wetting agent and hydrophilic technology greatly enhances the water characteristics of Grodan Gro-Blocks Improved giving even better water distribution over the height of the block

Reinforced with a deep

Grodan comes in graduated sizes

Release: You can keep the egg cases in the cup

Sierra Natural Science SNS 217C - Spider Mite Control Concentrate - 5 GAL / 20 L grow-light-bulbs (best for thicker oils)SNS 217C kills spider mites and their eggs by coating them with an oily shield which prevents respiration. Mites dry out and die, while their eggs are prevented from hatching. Spray on affected plants to kill and repel spider mites, broad mites, russet mites, and their eggs. FEATURES: OMRI Listed, Organic, and EPA Exempt Child and pet safe Kills and repels spider mites, broad mites, russet mites, and their eggs 0 day re entry interval DETAILS: Spider