Emerald Harvest Sturdy Stalk 270 Gal/1022 L Build up your plant cell walls and encourage productivity with Sturdy Stalk®, a potassium silicate supplement from Emerald Harvest®. Sturdy Stalk’s key ingredient—silica—fortifies your plants and enriches the

Emerald Harvest Sturdy Stalk 55 Gal/ 208 L Build up your plant cell walls and encourage productivity with Sturdy Stalk®, a potassium silicate supplement from Emerald Harvest®. Sturdy Stalk’s key ingredient—silica—fortifies your plants and enriches the

Emerald Harvest Emerald Goddess 55 Gal/ 208 L Nurture your valuable crops with Emerald Goddess®, an invigorating plant tonic from Emerald Harvest®. We’ve taken Mother Nature’s best naturally occurring elements and other components and purified and refi

Emerald Harvest Cali Pro Grow A 55 Gal/ 208 L Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Grow A & B and Cali Pro® Bloom A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that no

Emerald Harvest King Kola 55 Gal/ 208 L Get the most benefit from every flower in your garden with Emerald Harvest® King Kola®. A powerful bloom booster designed to create bigger, denser blossoms, King Kola® provides the essential elements your crops n

Emerald Harvest pH Down 2.5 Gallon/9.46 Liter Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Down. A pH reading above 6.5 is considered too alkaline for most hydroponic gardens. This premium pH acidifier allows you to reduce th

Emerald Harvest pH Up 6 Gallon/22.71 Liter Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for most hydroponic gardens. This premium pH alkalizer allows you to raise the pH of

Emerald Harvest pH Up Quart/0.95 Liter Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for most hydroponic gardens. This premium pH alkalizer allows you to raise the pH of your

Emerald Harvest Emerald Goddess 6 Gal/22.7 L Nurture your valuable crops with Emerald Goddess®, an invigorating plant tonic from Emerald Harvest®. We’ve taken Mother Nature’s best naturally occurring elements and other components and purified and refi

Emerald Harvest Cali Pro Bloom B Gallon/3.8 Liter Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Bloom A & B and Cali Pro® Grow A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer th

Emerald Harvest Cali Pro Bloom A 6 Gal/22.7 L Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Bloom A & B and Cali Pro® Grow A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that n

Emerald Harvest Cali Pro Grow B 2.5 Gal/9.46 L Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Grow A & B and Cali Pro® Bloom A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that

Emerald Harvest Cali Pro Grow B Quart/0.95 Liter Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Grow A & B and Cali Pro® Bloom A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer tha

Emerald Harvest Cali Pro Grow A 6 Gal/22.7 L Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Grow A & B and Cali Pro® Bloom A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that no

Emerald Harvest Cali Pro Grow A 2.5 Gal/9.46 L Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Grow A & B and Cali Pro® Bloom A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that

Emerald Harvest Grow 2.5 Gal/9.46 L Give your crops what they need when they need it most with Emerald Harvest® Grow, Micro, Bloom 3-part base nutrient series. Grow, Micro, Bloom supplies plants with precise nutrient formulations that deliver the righ

Emerald Harvest Micro 2.5 Gal/9.46 L Give your crops what they need when they need it most with Emerald Harvest® Grow, Micro, Bloom 3-part base nutrient series. Grow, Micro, Bloom supplies plants with precise nutrient formulations that deliver the rig

Emerald Harvest pH Down Quart/0.95 Liter Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Down. A pH reading above 6.5 is considered too alkaline for most hydroponic gardens. This premium pH acidifier allows you to reduce the pH

Emerald Harvest Cal-Mag Quart/0.95 Liter Keep your plants productive and green with Cal-Mag, a calcium and magnesium supplement from Emerald Harvest®. Containing top-quality ingredients, Cal-Mag is designed to nourish crops with extra calcium and magn

Emerald Harvest Cali Pro Bloom A 2 Qrt/1.9 L Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Bloom A & B and Cali Pro® Grow A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that no

Emerald Harvest Emerald Goddess Qrt/0.95 L Nurture your valuable crops with Emerald Goddess®, an invigorating plant tonic from Emerald Harvest®. We’ve taken Mother Nature’s best naturally occurring elements and other components and purified and refine

Emerald Harvest Cal-Mag 270 Gal/1022 L Keep your plants productive and green with Cal-Mag, a calcium and magnesium supplement from Emerald Harvest®. Containing top-quality ingredients, Cal-Mag is designed to nourish crops with extra calcium and magnesi

Emerald Harvest® Kick-Starter Kit It can be tough to switch from one nutrient brand to another. With the Emerald Harvest® Kick-Starter Kit, you can try the line of premium nutrients with minimal risk to your garden or budget. Choose from either 2-Part

Emerald Harvest Cal-Mag 55 Gal/ 208 L Keep your plants productive and green with Cal-Mag, a calcium and magnesium supplement from Emerald Harvest®. Containing top-quality ingredients, Cal-Mag is designed to nourish crops with extra calcium and magnesiu