Viagrow diatomite is Nature's perfect hydroponic growing medium. Diatomite is a sterile, safe, recyclable, urn-processed, pH neutral, lightweight & highly absorbent. Provides a slow release of silica to your plants not to mention 14 other major, minor & trace minerals. Diatomite has extraordinary capillary action. It can be used alone or combined it with your favorite hydroponic media to tailor the water holding capacity of your mix. Diatomite provides excellent lateral movement of water & nutrient throughout the media while still maintaining an ideal level of oxygen at the root zone.

• Large 33 l bag allows customization of the water holding capacity of your mix
• Made from natural materials so its safe for the environment
• Diatomite is derived from fresh water diatoms and is a natural source of amorphous silicon dioxide

Large 33 l bag allows customization of the water holding capacity of your mixViagrow