Buy local! Humboldt County, California, is home to some of the most dedicated and innovative hydroponics suppliers in the world. Snow Storm Ultra, created by Emerald Triangle, is a potassium supplement which assists with essential oil production. If you're familiar with other products in the Emerald Triangle line, such as Snow Storm and Purple Maxx, you'll find Snow Storm Ultra the ideal, optimized combination. Be secure that you're feeding your plants quality nutrients -- Snow Storm Ultra contains no carbohydrates or sugar water.