We are remaining OPEN as an essential service. Regular in-store hours & shipping. Strict social distancing in-store. Learn more

Diablo 29% H2O2

$13.95
Holland Secret H2O2 Hydrogen Peroxide 29% Super concentrated oxygen supplement for healthier root growth. provides extra oxygen to root areas where water prevents oxygen penetration. Helps germination, kills bacteria, purifies water and removes chlorine.