Hydrofarm

humboldt nutrients humbup404 4 oz. big up powder - Description

Big up powder is a premium bloom booster.Formulated to efficiently deliver high levels of phosphorous and potassium to the fruit or flower.Forces your plant into producing multiple flowering sites.Provides the final boost of energy that your plants need to finish with the largest, hardest flowers you've ever seen.Big up powder is free of all unnecessary ingredients.