Hydrofarm Black & White Grow Bag 5 gal (16 packs of 25) Monster Gardens Nitrogen Line Connection:

Nitrogen Line Connection:

This reliable and affordable probe ensures accurate pH measurements for a healthy and productive grow

Built-In Temperature Sensor

the truss creates a strong center support that helps reduce sagging and adds stability in wind and snow

Product Details: House and Garden Magnesium Boost

Hydrofarm Black & White Grow Bag 5 gal (16 packs of 25) Monster Gardens Nitrogen Line Connection:Description Product Details: White Black Grow Bags This update to the classic Hydrofarm grow bags features a new durable white plastic outer layer so you can write details like plant type, planting dates and growing notes, right on the bag! The white surface also reflects light, helping keep plants' roots cooler. These bags are a great low cost alternative to plastic pots used by greenhouse growers. And as always, they're made from a specially