3.75" Net Cup, bag of 100 active air It provides available phosphorous to

It provides available phosphorous to improve root development as well as aid in blooming and fruiting

Spray-N-Grow provides your plants with essential minor elements (micronutrients) not found in your current hydroponic nutrient solution

They have a sure-grip surface for ease in handling

5 ml per liter (1/2 tsp per quart) of water

3.75" Net Cup, bag of 100 active air It provides available phosphorous toScore a hole in one or many holes with the Hydrofarm net cup. Holes in a planter or container may seem counterintuitive, but true hydroponics aficionados know that you've got to set your roots free. The many holes in the bottom of these cups promote healthy roots with even drainage. Letting the roots grow their own way, right down through the pot, allows for bigger, healthier roots. These cups work with any kind of media hydroponics or soil based.