Hydrofarm Black Bucket grow-light-ballasts Select your wanted differential from

Select your wanted differential from the four preset settings

and 0 to 400 mg/L (ppm) for TDS

yet still provides the same superb “compost-tea extract” that boosts plant nutrient uptake during all the stages of your plant’s life cycle

— Sandra K

setting Oneness apart from the competing synthetic chelated one-part formulas

Hydrofarm Black Bucket grow-light-ballasts Select your wanted differential fromHydrofarm's 5 gallon black bucket. Buckets can be the true building blocks of your indoor hydroponics setup or outdoor garden. They're an ideal way to transport media, water, and other nutrients, as well as a collection receptacle for all your other accessories. From its sturdy construction to its strong carry handle, you'll find many reasons to tote this bucket. Available in multiple sizes. Features: Ideal for building your own hydroponic system