Emerald Harvest

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 magnesium and create the right conditions for...

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 need to burst forth in heavy buds and flowers...

The beneficial bacteria in this microbial inoculant colonize the rhizosphere of your crops. While soil gardens naturally contain myriad microbes that enhance root vigor and boost nutrient uptake, Root Wizard supplies your soilless garden, which otherwise...

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 internal structures needed to support...

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 refined them into a superlative one-shot addition...